Leviticus 15:16

15:16 “‘When a man has a seminal emission, he must bathe his whole body in water and be unclean until evening,

Leviticus 15:18

15:18 When a man has sexual intercourse with a woman and there is a seminal emission, they must bathe in water and be unclean until evening.

Leviticus 15:32

15:32 This is the law of the one with a discharge: the one who has a seminal emission and becomes unclean by it,