Numbers 31:20
And purify all clothing, and all that is made of skin, and all work of goats' hair, and all things made of wood.
Genesis 35:2
Then Jacob said to his household, and to all that were with him, Put away the strange gods among you, and be clean, and change your garments.
Exodus 19:10
And Jehovah said to Moses, Go to the people and sanctify them today and tomorrow, and let them wash their clothes.
Numbers 19:14-16
This is the law when a man dies in a tent. All that come into the tent, and all in the tent, shall be unclean seven days.
Numbers 19:22
And whatever the unclean touches shall be unclean. And the soul who touches shall be unclean until evening.