The flesh and the skin he burned up with fire outside the camp.
These being the first offerings that ever were offered by the levitical priesthood, according to the newly-enacted law of sacrifices, the manner of offering them is particularly related, that it might appear how exactly they agreed with the institution. 1.
Commenting on Leviticus 9:8-22
And the flesh and the hide he burnt with fire without the camp. With common fire, for the fire from the Lord came only upon the altar, which perhaps may be the reason of this expression being used when anything was burnt without the camp, and not on the altar, see Exo 29:14.
Lev 9:8-11 Accordingly, he offered first of all the sin-offering and burnt-offering for himself, and then (Lev 9:15-21) the offerings of the people. The sin-offering always went first, because it served to remove the estrangement of man from the holy God arising from sin, by means of the expiation of the sinner, and to clear away the hindrances to his approach to God.
Commenting on Leviticus 9:8-11