Leviticus 4:12

12all the rest of the bull—he shall carry aoutside the camp to a clean place, to the ash heap, and shall bburn it up on a fire of wood. On the ash heap it shall be burned up.

Leviticus 4:21

21And he shall carry the bull coutside the camp and burn it up as he burned the first bull; it is the sin offering for the assembly.

Leviticus 16:27

27 dAnd the bull for the sin offering and the goat for the sin offering, whose blood was brought in to make atonement in the Holy Place, shall be carried outside the camp. Their skin and their flesh and their dung shall be burned up with fire.
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