Numbers 31:19

  19 H2583 And do ye abide [H8798]   H2351 without H4264 the camp H7651 seven H3117 days H2026 : whosoever hath killed [H8802]   H5315 any person H5060 , and whosoever hath touched [H8802]   H2491 any slain H2398 , purify [H8691]   H7628 both yourselves and your captives H7992 on the third H3117 day H7637 , and on the seventh H3117 day.