Numbers 19:6-8

Revised Standard Version

⁶ and the priest shall take cedarwood and hyssop and scarlet stuff, and cast them into the midst of the burning of the heifer. ⁷ Then the priest shall wash his clothes and bathe his body in water, and afterwards he shall come into the camp; and the priest shall be unclean until evening. ⁸ He who burns the heifer shall wash his clothes in water and bathe his body in water, and shall be unclean until evening.