What man soever of the seed of Aaron is a leper, or hath a running issue; he shall not eat of the holy things, until he be clean. And whoso toucheth any thing that is unclean by the dead, or a man whose seed goeth from him. 22:4

Trivia: In Leviticus 27, human life is given a monetary value. How much are fetuses and babies less than one month old worth?