Exodus 29:11
And you will slaughter the bull before Yahweh [at] the entrance of the tent of assembly.
Exodus 29:4
And you will bring Aaron and his sons to the entrance of the tent of assembly, and you will wash them with water.
Leviticus 1:3-5
If his offering [is] a burnt offering from the cattle, [then] he must present an unblemished male; he must present it at the door of the tent of assembly for his acceptance {before} Yahweh.
Leviticus 8:15
and he slaughtered [it], and Moses took the blood and put [it] with his finger on the altar's horns all around and purified the altar; then he poured the blood out on the altar's base--thus he consecrated it [in order] to make atonement for it.
Leviticus 9:8
Then Aaron approached the altar, and he slaughtered the bull calf of the sin offering, which was for himself.
Leviticus 9:12
Then he slaughtered the burnt offering, and Aaron's sons brought the blood to him, and he sprinkled it on the altar all around;