Whenever a woman has a discharge of blood that is her normal bodily discharge, she will be unclean due to her menstruation for seven days. Anyone who touches her will be unclean until evening.
References for Leviticus 15:19
Anything on which she lies or sits during her menstruation will be unclean.
Anyone who touches her bed must wash their clothes, bathe in water, and will be unclean until evening.
Anyone who touches anything on which she has sat must wash their clothes, bathe in water, and will be unclean until evening.
Whenever anyone touches something—whether it was on the bed or where she has been sitting—they will be unclean until evening.
If a man has sexual intercourse with her and her menstruation gets on him, he will be unclean for seven days. Any bed he lies on will be unclean.
Whenever a woman has a bloody discharge for a long time, which is not during her menstrual period, or whenever she has a discharge beyond her menstrual period, the duration of her unclean discharge will be like the period of her menstruation; she will be unclean.
Any bed she lies on during the discharge should be treated like the bed she uses during her menstruation; and any object she sits on will be unclean, as during her menstruation.
Anyone who touches these things will be unclean. They must wash their clothes, bathe in water, and will be unclean until evening.
When the woman is cleansed of her discharge, she will count off seven days; after that, she will be clean again.
On the eighth day she will take two turtledoves or two pigeons and bring them to the priest at the meeting tent's entrance.
The priest will perform a purification offering with one and an entirely burned offering with the other. In this way, the priest will make reconciliation for her before the LORD because of her unclean discharge.
You must separate the Israelites from their uncleanness so that they don't die on account of it, by making my dwelling unclean, which is in their midst.
References for Leviticus 15:31
This concludes the Instruction concerning those with discharges: men with emissions of semen that make them unclean,
women during their menstruation, men or women with discharges, and men who have had sexual intercourse with an unclean woman.