May one eat food that a righteous person ate, based on the principle that God does not cause the righteous to stumble?

This source-based Torah study examines the question: May one eat food that a righteous person ate, based on the principle that God does not cause the righteous to stumble? 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.