May One Skip Ma’ariv in Order to Perform a Mitzvah That Can Also Be Done Later, Since Ma’ariv Was Originally Optional?

May One Skip Ma’ariv in Order to Perform a Mitzvah That Can Also Be Done Later, Since Ma’ariv Was Originally Optional?

The darkness descending upon the world brings quiet and solitude, and within it a person must arrange his steps and his spiritual obligations. Standing at the seam between the daytime routine and the hours of night, he may face a deep inner dilemma. On one side stands Ma’ariv, the precious service instituted by Jacob our father and later accepted by Israel as a binding obligation. On the other side stands an important mitzvah that has come before him but can still be performed later. Does Ma’ariv’s original status as an optional prayer permit it to yield even to a mitzvah that is not time-sensitive, or, once Israel accepted it as an obligation, may it be displaced only by a mitzvah that will otherwise be lost? What is the precise relationship between the halakhic status of this prayer and other commandments of the Torah?

The foundation is found in Parashat Vayetze: “Jacob left Beersheba and went toward Haran. He encountered the place and lodged there because the sun had set; he took from the stones of the place, placed them at his head, and lay down in that place” (Genesis 28:10–11).

This passage lies at the root of the evening prayer. Jacob “encountered” the place when the sun set, and our Sages interpreted that encounter as prayer. Shacharit and Minchah parallel the daily offerings, which were fixed obligations. Ma’ariv, however, was originally associated with the limbs and fats of the offerings that continued burning throughout the night, or with Jacob’s prayer that arose through circumstance. This is the source of its original classification as “reshut”—optional. The question is whether that original flexibility continues to have practical force when another mitzvah presents itself.

Rashi (Genesis 28:11) explains: “He encountered the place—our Sages interpreted ‘encounter’ as prayer, as in ‘do not entreat me,’ and from here they learned that Jacob instituted the evening prayer. Scripture changed its wording and did not write ‘he prayed,’ to teach that the land contracted for him.” The altered wording reflects the distinctive character of this prayer, born from an unexpected event rather than from the same fixed sacrificial framework as the daytime prayers.

Targum Onkelos translates the verse literally: Jacob came to the place, stayed there because the sun had set, took stones from the place, arranged them beneath his head, and lay down there. The nighttime prayer thus emerges in a period not marked by a new obligatory daily offering.

Targum Yonatan ben Uziel emphasizes Jacob’s prayer at the site of the Temple and the extraordinary sunset. Because the prayer arose in connection with a miraculous circumstance, later authorities explored the extent to which its original optional character remains relevant when it conflicts with other mitzvot.

Ibn Ezra interprets “he encountered the place” as Jacob turning aside toward that place, perhaps because there was no settlement nearby. His movement toward prayer followed the need of the hour and place.

Ramban explains “encounter” as prayer and entreaty, and connects the optional classification of Ma’ariv with the fact that Jacob prayed it by circumstance when the sun set. His words illuminate the root of the discussion concerning whether it may yield to another commandment.

Radak similarly explains “encounter” as prayer and notes that the Sages derived from here that Jacob instituted Ma’ariv. Although born from circumstance and entreaty, the prayer was later received as an established institution.

Sforno explains that Jacob prayed there because he saw the place as suitable for solitude and attachment to God, especially at the turning of the day. This evening hour is a time of inwardness, yet the legal question remains how its prayer is ordered against another mitzvah.

Hizkuni explains that Jacob reached the place suddenly because the sun set unexpectedly early, and in that circumstance he instituted Ma’ariv. The prayer’s origin in an event helped shape the later debate over its degree of flexibility.

Rabbeinu Ephraim ben Shimshon connects Ma’ariv with the limbs and fats that continued to burn on the altar during the night. Since those nighttime burnings were not a new daily offering, Ma’ariv’s status differed from Shacharit and Minchah.

The Babylonian and Jerusalem Talmuds establish the basic dispute.

Berakhot 27b records the famous disagreement: Rabbi Hanina bar Hama said Ma’ariv is optional, while Rabbi Yehoshua ben Levi said it is obligatory. The Gemara recounts the well-known episode involving Rabban Gamliel and Rabbi Yehoshua, when the question was asked in the study hall: “Is the evening prayer optional or obligatory?” Rabbi Yehoshua answered: “Optional,” while Rabban Gamliel held it obligatory.

Berakhot 26a discusses the statement that Ma’ariv “has no fixed time.” One explanation is that its entire time extends through the night; another connects the expression with the view that Ma’ariv is optional. Rav Yosef rules like the opinion that it is optional.

Yoma 20b likewise discusses the nighttime service and the relation between the afternoon Tamid and the burning of its limbs during the night.

The Jerusalem Talmud, Berakhot 4:1, explains that Ma’ariv is called optional relative to Shacharit and Minchah, which parallel obligatory daily offerings, whereas Ma’ariv parallels the limbs and fats that continued burning rather than a new obligatory Tamid.

The Rishonim then define when the prayer can be displaced.

Tosafot on Berakhot 26a (s.v. “ta’ah velo hitpalel arvit”) write that when we say Ma’ariv is optional, this applies in relation to another mitzvah that is passing and will be lost if not done now. In such a case Ma’ariv yields. But it should not be canceled for no reason. Their formulation indicates that a non-passing mitzvah does not displace Ma’ariv.

Tosafot on Shabbat 9b (s.v. “velo”), however, use broader language. Rabbeinu Yitzhak says that even according to the view that Ma’ariv is optional, one may not simply neglect it; yet for a need, such as the situation discussed there, or for another mitzvah—even if that mitzvah is not passing—one may perform the mitzvah and not pray immediately. Their words seem to allow Ma’ariv to be set aside even for a non-passing mitzvah.

The Rosh (Berakhot, chapter 4, no. 2) writes that although the law is that Ma’ariv was originally optional, Israel has now accepted it upon themselves as an obligation. Therefore it should not be canceled except for a passing mitzvah.

Rashba, in Responsa (part 1, no. 327), explains that once the community universally adopted Ma’ariv, it acquired the practical force of an obligation. One should not exempt oneself except in pressing circumstances or for a passing mitzvah, just as one would not casually set aside other obligations.

Rivash, Responsa no. 480, similarly explains that “optional” does not mean a person may pray or not pray according to whim. Rather, it means Ma’ariv can yield to a passing mitzvah. It does not yield to a non-passing mitzvah or for no reason, because Israel has accepted it as obligatory.

The Aharonim sought to reconcile the seemingly different formulations of Tosafot.

Responsa Beit She’arim (Orah Hayyim no. 84) offers a first resolution. Tosafot in Shabbat, who allow a non-passing mitzvah to come first, may mean merely that Ma’ariv is optional in the sense that a person has permission to engage in that mitzvah first. He is not obligated to cancel Ma’ariv entirely. Since the other mitzvah can still be done later, he could pray first if he wishes. By contrast, Tosafot in Berakhot speak about a passing mitzvah: there the person is actually required to give the passing mitzvah precedence because it will otherwise be lost.

Beit She’arim offers a second distinction between a mere risk of missing Ma’ariv and certain cancellation. If one begins another mitzvah or activity after which there remains time to pray later that night, even a non-passing mitzvah may be undertaken first, and we do not fear excessively that he will become negligent. But if performing the other mitzvah will certainly prevent Ma’ariv for the entire night, then only a passing mitzvah justifies complete cancellation. A non-passing mitzvah does not.

Shulhan Arukh (Orah Hayyim 237:1) rules: “The evening prayer is optional; nevertheless, all Israel has already adopted it upon themselves as an obligation.”

Mishnah Berurah (ibid., sec. 1) explains that since Israel accepted it as obligatory, one may not cancel it for no reason, and it yields only to a passing mitzvah.

My teacher Rabbi Shmuel HaLevi Wosner, in Responsa Shevet HaLevi (vol. 4, no. 18), explains that universal acceptance gave Ma’ariv the practical status of a full obligation. A person can no longer exempt himself because of a mitzvah that can be performed later. Only where the other mitzvah is passing and cannot be recovered does Ma’ariv revert, relative to that conflict, to its original flexible status.

The Rishon LeZion, Maran Rabbi Ovadia Yosef, in Yabia Omer (vol. 2, Orah Hayyim no. 15), rules that one may not cancel Ma’ariv for a mitzvah that is not passing. Once Israel accepted Ma’ariv as obligatory, it is displaced only by a passing mitzvah, in accordance with Tosafot in Berakhot and the majority of authorities.

My teacher Rabbi Asher Weiss, in Responsa Minhat Asher (vol. 1, no. 12), explains that the original category of “reshut” was not entirely erased. Israel accepted a duty to pray Ma’ariv, but where a passing mitzvah stands before the person, Ma’ariv retains its original flexibility relative to that commandment and yields. When the other mitzvah can be done later, however, the accepted obligation of prayer remains fully in force.

Rabbi Yitzhak Yosef, in Yalkut Yosef (Orah Hayyim 237), rules in practice that Ma’ariv should not be canceled for a non-passing mitzvah. One should pray first and then perform the other mitzvah. Only a passing mitzvah takes precedence.

Several practical applications follow.

A person engaged in Torah study, visiting the sick, or another act of kindness that can still be done later that night may not simply cancel Ma’ariv for it. Since the mitzvah is not passing, he should preserve the prayer.

If the mitzvah is passing—for example, a funeral that must take place now or escorting a bride when the opportunity will be lost—the passing mitzvah takes precedence and Ma’ariv may yield.

Where there is no certain cancellation of Ma’ariv, but only an activity that delays it and still leaves time later in the night, there is greater room to perform the mitzvah first, especially according to the broader formulation of Tosafot in Shabbat and the distinctions of Beit She’arim.

The conceptual depth of Ma’ariv lies precisely in the meeting between freedom and obligation. Daylight represents the visible world of action, where fixed duties surround a person. Night represents a more private sphere, when external obligations relax. Into that space Jacob introduced prayer from the free movement of his heart. Ma’ariv was not originally imposed like the daytime Tamid; it arose from longing, desire, and personal encounter.

The later acceptance of Ma’ariv as obligatory teaches the power of a voluntary spiritual practice that rises from below and becomes fixed sanctity. Israel took an act born of free devotion and made it part of the covenantal rhythm of every day. Yet because its root remains in “reshut,” there is still a subtle internal flexibility. When an unavoidable mitzvah of the moment demands action now, Ma’ariv yields. The sanctity of voluntary devotion does not compete against God’s urgent command; it knows how to step aside.

This dynamic mirrors the inner life of a servant of God. A person lives within systems of duty, routine, and acceptance of the yoke. Yet the deepest service is tested precisely where duty and willingness meet. Ma’ariv teaches us not merely to do what is required, but to fill even familiar acts with inner willingness and love.

The question of a non-passing mitzvah also teaches order of priorities. A person may be drawn to a new opportunity for kindness or a spiritually exciting activity and use it, consciously or unconsciously, to push aside fixed commitments. The Sages teach that if the mitzvah can be done later, one should not abandon the stable rhythm of prayer. The ability to subordinate a passing enthusiasm to a fixed obligation creates consistency, loyalty, and a mature inner life.

The moral compass here is one of fidelity and balance between enthusiasm and responsibility. Human nature is attracted to novelty and emotional opportunities. But moral maturity is measured by honoring the obligations already accepted instead of constantly searching for exceptions.

The inner compass is also tested by the ability to distinguish urgency from importance. A person must learn when reality truly demands immediate action and when something precious can wait without being lost. That clarity creates settled judgment, inner order, and truth.

From here we take two daily lessons. First, loyalty to fixed obligations: preserve the spiritual and moral framework already built, and do not allow temporary storms or passing desires to pull you away from it. Second, the ability to distinguish the urgent from the important: develop a sensitive eye that knows when a mitzvah or act of kindness cannot be delayed and when it can be integrated later without harming prior commitments.

The Main Point:

Whether one may cancel Ma’ariv for a mitzvah that is not passing depends on Ma’ariv’s halakhic development. Although it was originally instituted as an optional prayer, all Israel accepted it as a binding obligation. Therefore, when the other mitzvah can be performed later, Ma’ariv is not displaced and one should pray first. When the other mitzvah is truly passing and will otherwise be lost, Ma’ariv’s original flexible status reappears relative to that conflict and the immediate mitzvah takes precedence.

Pure divine service is not measured only by doing good things, but by placing each mitzvah in its proper place. Spiritual wholeness is built through order and consistency, which give depth and vitality to every act of kindness. When each obligation is given its proper time, life becomes a luminous fabric of truth, precision, and closeness to God.