This is the law for a case of leprous disease in a garment of wool or linen, either in the warp or the woof, or in any article made of skin, to determine whether it is clean or unclean.
“Thus you shall keep the people of Israel separate from their uncleanness, lest they die in their uncleanness by defiling my tabernacle that is in their midst.”
also for her who is unwell with her menstrual impurity, that is, for anyone, male or female, who has a discharge, and for the man who lies with a woman who is unclean.