If a man lies with a woman during her menstrual period and exposes her nakedness, her fountain of blood is then exposed. Both of them shall be cut off from among their people.
and has not eaten on the mountains; nor has he lifted up his eyes to the idols of the house of Israel, nor has he defiled his neighbor’s wife, nor has he approached a woman during her impurity;
If a woman has a discharge, and the discharge from her body is blood, she shall be set apart for seven days; and whoever touches her shall be unclean until the evening.
Speak to the Israelites, saying: If a woman has conceived and bears a male child, then she shall be unclean seven days, as in the days of her monthly menstruation she shall be unclean.
And you shall not have a woman as a rival wife, who is the sister of your other wife, for this is to expose her nakedness while her sister, your other wife, is still alive.
So David sent messengers, and took her; and she came to him, and he lay with her. When she had purified herself from her uncleanness, she returned to her house.