Numbers 31:20

31:20 You must purify each garment and everything that is made of skin, everything made of goat’s hair, and everything made of wood.”

Leviticus 11:32

11:32 Also, anything they fall on when they die will become unclean – any wood vessel or garment or article of leather or sackcloth. Any such vessel with which work is done must be immersed in water and will be unclean until the evening. Then it will become clean.

Leviticus 14:36

14:36 Then the priest will command that the house be cleared before the priest enters to examine the infection so that everything in the house does not become unclean, and afterward the priest will enter to examine the house.