Leviticus 15:16

If a man has an emission of semen , he shall bathe his whole body in water and be unclean until the evening .

“‘When a man has an emission of semen, he must bathe his whole body with water, and he will be unclean till evening.

And if any man's seed of copulation go out from him, then he shall wash all his flesh in water, and be unclean until the even.