²⁵ Then the priest shall take some of the blood of the sin offering with his finger and put it on the horns of the altar^(A) of burnt offering and pour out the rest of the blood at the base of the altar.^(B)

¹⁸ When a man has sexual relations with a woman and there is an emission of semen,^(A) both of them must bathe with water, and they will be unclean till evening.