Leviticus 4:11 'But the hide of the bull and all its flesh with its head and its legs and its entrails and its refuse,

Leviticus 4:12 that is, all the rest of the bull, he is to bring out to a clean place outside the camp where the ashes are poured out, and burn it on wood with fire; where the ashes are poured out it shall be burned.

Numbers 3:4 But Nadab and Abihu died before the LORD when they offered strange fire before the LORD in the wilderness of Sinai; and they had no children. So Eleazar and Ithamar served as priests in the lifetime of their father Aaron.

Numbers 19:9 'Now a man who is clean shall gather up the ashes of the heifer and deposit them outside the camp in a clean place, and the congregation of the sons of Israel shall keep it as water to remove impurity; it is purification from sin. (NASB ©1995)