Leviticus 15:20-22

New King James Version

²⁰ Everything that she lies on during her impurity shall be unclean; also everything that she sits on shall be unclean. ²¹ Whoever touches her bed shall wash his clothes and bathe in water, and be unclean until evening. ²² And whoever touches anything that she sat on shall wash his clothes and bathe in water, and be unclean until evening.