And the clean person shall sprinkle upon the unclean on the third day, and on the seventh day: and on the seventh day he shall purify himself, and wash his clothes, and bathe himself in water, and shall be clean at even.
On the third day, the clean person should sprinkle the unclean person. On the seventh day, the unclean person must clean themselves by washing clothes, bathing, and being clean by evening.