Is someone who brings joy to a bride and groom today considered as though he had offered a thanksgiving sacrifice?

This source-based Torah study examines the question: Is someone who brings joy to a bride and groom today considered as though he had offered a thanksgiving sacrifice? The canonical Hebrew discussion develops the issue through the weekly Torah portion and the sources cited there, preserving the distinctions, tensions, and practical implications of the original text. This localized discovery layer does not add any new halakhic, medical, legal, scientific, historical, theological, or empirical ruling or claim beyond the canonical Hebrew source.