¹⁸ You can let all the young girls live—but only if they never had sexual relations with any man. ¹⁹ And then, all you men who killed other people must stay outside the camp for seven days. You must stay outside the camp even if you just touched a dead body. On the third day you and your prisoners must make yourselves pure. You must do the same thing again on the seventh day. ²⁰ You must wash all of your clothes. You must wash anything made with leather, wool, or wood. You must purify yourselves.”