Why did Jacob’s sons require the men of Shechem to undergo circumcision before killing them? What purpose did it serve?

This source-based Torah study examines the question: Why did Jacob’s sons require the men of Shechem to undergo circumcision before killing them? What purpose did it serve? It follows the canonical Hebrew discussion through the weekly Torah portion and the Jewish sources cited there. This localized discovery layer is a concise abstract, not a full translation and not a practical ruling. Any halakhic, medical, legal, security, bereavement, political or other sensitive claim remains subject to the canonical review status and should not be treated as individualized advice.