Leviticus 15:20

¹⁸The woman also with whom man shall lie with seed of copulation, they shall both bathe themselves in water, and be unclean until the even.

¹⁹And if a woman have an issue, and her issue in her flesh be blood, she shall be put apart seven days: and whosoever toucheth her shall be unclean until the even.

— Leviticus 15:20 —

²¹And whosoever toucheth her bed shall wash his clothes, and bathe himself in water, and be unclean until the even.

²²And whosoever toucheth any thing that she sat upon shall wash his clothes, and bathe himself in water, and be unclean until the even.