Leviticus 4:12

4:12 all the rest of the bull – he must bring outside the camp to a ceremonially clean place, to the fatty ash pile, and he must burn it on a wood fire; it must be burned on the fatty ash pile.

Leviticus 6:10-11

6:10 Then the priest must put on his linen robe and must put linen leggings over his bare flesh, and he must take up the fatty ashes of the burnt offering that the fire consumed on the altar, and he must place them beside the altar. 6:11 Then he must take off his clothes and put on other clothes, and he must bring the fatty ashes outside the camp to a ceremonially clean place,

Leviticus 16:27

16:27 The bull of the sin offering and the goat of the sin offering, whose blood was brought to make atonement in the holy place, must be brought outside the camp and their hide, their flesh, and their dung must be burned up,

Hebrews 13:11-14

13:11 For the bodies of those animals whose blood the high priest brings into the sanctuary as an offering for sin are burned outside the camp. 13:12 Therefore, to sanctify the people by his own blood, Jesus also suffered outside the camp. 13:13 We must go out to him, then, outside the camp, bearing the abuse he experienced. 13:14 For here we have no lasting city, but we seek the city that is to come.