Passage Through Edom

Moses sent messengers from Kadesh to the king of Edom. Passage through Edom refused. Aaron and Eliezer his son were taken up to Mount Hore, where they stripped Aaron of his garments and put them on Eliezer's head. All the house of Israel wept for Aaron thirty days. The Book of Deuteronomy chapter twenty-one, concerning the slain. In all the elders of that city nearest to the slain man shall wash their hands over the heifer whose neck was broken in the valley. So you shall purge the guilt of innocent blood from your sight when you do right in the sight of the Lord.