Leviticus 15:16-18

New Revised Standard Version, Anglicised Catholic Edition

¹⁶ If a man has an emission of semen, he shall bathe his whole body in water, and be unclean until the evening. ¹⁷ Everything made of cloth or of skin on which the semen falls shall be washed with water, and be unclean until the evening. ¹⁸ If a man lies with a woman and has an emission of semen, both of them shall bathe in water, and be unclean until the evening.