Treasury of Scripture
without the camp [heb] to without the camp. This was intended, figuratively, to express the enormity of this sin, and the availableness of the atonement. The sacrifice, as having the sin of the priest transferred from himself to it, by his confession and imposition of hands, was become unclean and abominable, and was carried, as it were, out of God's sight and thus its own offensiveness was removed, with the sin of the person in whose behalf it was offered.
Leviticus 13:46 All the days wherein the plague shall be in him he shall be defiled; he is unclean: he shall dwell alone...
Numbers 5:3 Both male and female shall you put out, without the camp shall you put them; that they defile not their camps...
Numbers 15:35 And the LORD said to Moses, The man shall be surely put to death: all the congregation shall stone him with stones without the camp.
Numbers 19:3 And you shall give her to Eleazar the priest, that he may bring her forth without the camp, and one shall slay her before his face:
the ashes
Leviticus 6:10,11 And the priest shall put on his linen garment, and his linen breeches shall he put on his flesh...
burn him
Exodus 29:14 But the flesh of the bullock, and his skin, and his dung, shall you burn with fire without the camp: it is a sin offering.
Numbers 19:5 And one shall burn the heifer in his sight; her skin, and her flesh, and her blood, with her dung, shall he burn:
Hebrews 13:11 For the bodies of those beasts, whose blood is brought into the sanctuary by the high priest for sin, are burned without the camp.
where the ashes are poured out. [heb] at the pouring out of the ashes.