Numbers 31:19

19 And abide ye outside 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.

Numbers 31:19 In-Context

17 Now therefore kill every male among the little ones, and kill every woman who hath known a man by lying with him.
18 But all the women children, who have not known a man by lying with him, keep alive for yourselves.
19 And abide ye outside 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.
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."
21 And Eleazar the priest said unto the men of war who went to the battle, "This is the ordinance of the law which the LORD commanded Moses:
Third Millennium Bible (TMB), New Authorized Version, Copyright 1998 by Deuel Enterprises, Inc., Gary, SD 57237. All rights reserved.