Leviticus 15:10-11

10And whoever touches anything that was under him shall be unclean until the evening. And whoever carries such things shall wash his clothes and bathe himself in water and be unclean until the evening. 11Anyone whom the one with the discharge touches without having rinsed his hands in water shall wash his clothes and bathe himself in water and be unclean until the evening.

Leviticus 15:19-20

19When a woman has a discharge, and the discharge in her body is blood, she shall be in her menstrual impurity for seven days, and whoever touches her shall be unclean until the evening. 20 aAnd everything on which she lies during her menstrual impurity shall be unclean. Everything also on which she sits shall be unclean.
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