Deuteronomy 21:4-6 ▼

4 and the elders of that city shall bring the heifer down to a valley with running water, which has not been plowed or sown, and shall break the heifer’s neck there in the valley.

5 “Then the priests, the sons of Levi, shall come near, for the LORD your God has chosen them to serve Him and to bless in the name of the LORD; and every dispute and every assault shall be settled by them.

6 “All the elders of that city which is nearest to the slain man shall wash their hands over the heifer whose neck was broken in the valley;