And he that sitteth on any thing whereon he sat that hath the issue shall wash his clothes, and bathe himself in water, and be unclean until the even.
Isaiah 1:16
Wash you, make you clean; put away the evil of your doings from before mine eyes; cease to do evil;
James 4:8
Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.