May one eat food that a righteous person ate, relying 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, relying on the principle that God does not cause the righteous to stumble? The canonical Hebrew article develops the issue through the weekly Torah portion and the sources cited there. This localized discovery layer preserves the question and the source identity; it does not add any new halakhic, medical, legal, scientific, historical, theological, or empirical ruling or claim beyond the canonical Hebrew source.