Exodus 29:11
Then you shall kill the bull before the Lord by the doorway of the Tent of Meeting.
Exodus 29:4
Then bring Aaron and his sons to the doorway of the Tent of Meeting [out where the basin is] and wash them with water.
Leviticus 1:3-5
If his offering is a burnt offering from the herd, he shall offer a male without blemish; he shall offer it at the doorway of the Tent of Meeting so that he may be accepted before the Lord.
Leviticus 8:15
Next Moses killed it and took the blood and with his finger put some of it around on the horns of the altar and purified it [from sin]. Then he poured out the rest of the blood at the base of the altar and consecrated it, to make atonement for it.
Leviticus 9:8
So Aaron approached the altar and killed the calf as the sin offering, which was designated for himself.
Leviticus 9:12
Then he killed the burnt offering; and Aaron’s sons handed the blood to him and he sprinkled it around on the altar.