Numbers 31:19-25

31:19 And do ye abide without the camp seven days: whosoever hath killed any person, and whosoever hath touched any slain, purify [both] yourselves and your captives on the third day, and on the seventh day. 31:20 And purify all [your] raiment, and all that is made of skins, and all work of goats’ [hair], and all things made of wood. 31:21 And Eleazar the priest said unto the men of war which went to the battle, This [is] the ordinance of the law which the LORD commanded Moses; 31:22 Only the gold, and the silver, the brass, the iron, the tin, and the lead, 31:23 Every thing that may abide the fire, ye shall make [it] go through the fire, and it shall be clean: nevertheless it shall be purified with the water of separation: and all that abideth not the fire ye shall make go through the water. 31:24 And ye shall wash your clothes on the seventh day, and ye shall be clean, and afterward ye shall come into the camp. 31:25 And the LORD spake unto Moses, saying,