Numbers 31:19
Ye, then, pitch outside the camp, for seven days, - whosoever hath killed a person and whoever hath touched the slain, cleanse yourselves (from sin) on the third day and on the seventh day ye and your captives,.
Numbers 5:2
Command the sons of Israel, that they send forth out of the camp, every leper, and every one that hath a flux, - and every one that is unclean by the dead:
Numbers 19:11-22
He that toucheth the dead, even any human person, shall be unclean seven days.
1 Chronicles 22:8
but the word of Yahweh came unto me, saying, Blood in abundance, hast thou shed, and, great wars, hast thou made, - thou shalt not build a house for my Name, because, much blood, hast thou shed upon the earth, before me.