If a descendant of Aaron has a skin disease or a discharge, he may not eat the sacred offerings until he is clean. Whoever touches anything defiled by a corpse or by a man who has an emission of semen,
Jewish Publication Society of America Version (JPS1917) - Leviticus 22:4 >What man soever of the seed of Aaron is a leper, or hath an issue, he shall not eat of the holy things, until he be clean. And whoso toucheth any one that is unclean by the dead; or from whomsoever the flow of seed goeth out;