18. If there is a woman with whom a man lies down and there is an emission of semen, then they shall wash themselves with water, and they shall be unclean until the evening.
19. “ ‘And when a woman is menstruating, her body fluid discharge occurs in her body; for seven days she shall be in her menstruation, and any person who touches her shall become unclean until the evening.
20. And anything upon which she lies down during her menstruation shall become unclean, and anything upon which she sits shall become unclean.
21. And any person who touches her bed must wash his garments, and he shall wash himself with water, and he shall be unclean until the evening.