Perhaps this carrying forth without the camp, the Apostle hath best explained; Hebrews 13:11-13. Beside this, might not the ceremony signify, the putting far away the corruption of our nature. Hosea 14:2; Romans 6:6.
Related Commentaries of Leviticus 4:11
Leviticus 4:11-12
11 And the skin of the bullock, and all his flesh, with his head, and with his legs, and his inwards, and his dung,
12 Even the whole bullock shall he carry forth withouta the camp unto a clean place, where the ashes are poured out, and burn him on the wood with fire: where the ashes are poured out shall he be burnt.