Leviticus 15:16–24
15:16 “ ‘When a man has a seminal emission,25 he must bathe his whole body in water26 and be unclean until evening, 15:17 and he must wash in water any clothing or leather that has semen on it, and it will be unclean until evening. 15:18 When a man has sexual intercourse with a woman and there is a seminal emission,27 they must bathe in water and be unclean until evening.
15:19 “ ‘When a woman has a discharge28 and her discharge is blood from her body,29 she is to be in her menstruation30 seven days, and anyone who touches her will be unclean until evening. 15:20 Anything she lies on during her menstruation will be unclean, and anything she sits on will be unclean. 15:21 Anyone who touches her bed must wash his clothes, bathe in water, and be unclean until evening. 15:22 Anyone who touches any furniture she sits on must wash his clothes, bathe in water, and be unclean until evening. 15:23 If there is something on the bed or on the furniture she sits on,31 when he touches it32 he will be unclean until evening, 15:24 and if a man actually has sexual intercourse with her so that her menstrual impurity touches him,33 then he will be unclean seven days and any bed he lies on will be unclean.