Leviticus 9:11; Exodus 29:14; Numbers 19:5

11 dThe flesh and the skin he burned up with fire outside the camp.

14 But the flesh of the bull and its skin and its dung you shall burn with fire qoutside the camp; rit is a sin offering.

And the heifer shall be burned in his sight. pIts skin, its flesh, and its blood, with its dung, shall be burned.