Leviticus 15:13-15

13“And when the one with a discharge is cleansed of his discharge, then ahe shall count for himself seven days for his cleansing, and wash his clothes. And he shall bathe his body in fresh water and shall be clean. 14And on the eighth day he shall take two bturtledoves or two pigeons and come before the Lord to the entrance of the tent of meeting and give them to the priest. 15And the priest shall use them, cone for a sin offering and the other for a burnt offering. dAnd the priest shall make atonement for him before the Lord for his discharge.

Numbers 19:11-12

11 e“Whoever touches the dead body of any person shall be unclean seven days. 12He fshall cleanse himself with the water on the third day and on the seventh day, and so be clean. But if he does not cleanse himself on the third day and on the seventh day, he will not become clean.
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