Numbers 31:19-21

New Century Version

¹⁹ “All you men who killed anyone or touched a dead body must stay outside the camp for seven days. On the third and seventh days you and your captives must make yourselves clean. ²⁰ You must clean all your clothes and anything made of leather, goat hair, or wood.”

²¹ Then Eleazar the priest said to the soldiers who had gone to war, “These are the teachings that the Lord gave to Moses: