1 Chronicles 6:49
But Aaron and his descendants offered sacrifices on the altar for burnt offerings and on the altar for incense as they had been assigned to do in the most holy sanctuary. They made atonement for Israel, just as God's servant Moses had ordered.
Exodus 27:1-8
"You are to make the altar of acacia wood, seven feet six inches long, and seven feet six inches wide; the altar is to be square, and its height is to be four feet six inches.
Exodus 30:1-7
"You are to make an altar for burning incense; you are to make it of acacia wood.
Exodus 30:10-16
Aaron is to make atonement on its horns once in the year with some of the blood of the sin offering for atonement; once in the year he is to make atonement on it throughout your generations. It is most holy to the Lord."
Leviticus 4:20
He must do with the rest of the bull just as he did with the bull of the sin offering; this is what he must do with it. So the priest will make atonement on their behalf and they will be forgiven.
Exodus 29:33
They are to eat those things by which atonement was made to consecrate and to set them apart, but no one else may eat them, for they are holy.
Exodus 29:36-37
Every day you are to prepare a bull for a purification offering for atonement. You are to purge the altar by making atonement for it, and you are to anoint it to set it apart as holy.
Leviticus 1:5
Then the one presenting the offering must slaughter the bull before the Lord, and the sons of Aaron, the priests, must present the blood and splash the blood against the sides of the altar which is at the entrance of the Meeting Tent.
Leviticus 1:7-9
and the sons of Aaron, the priest, must put fire on the altar and arrange wood on the fire.
Leviticus 8:1-10
Then the Lord spoke to Moses:
Leviticus 21:1-22
The Lord said to Moses: "Say to the priests, the sons of Aaron -- say to them, 'For a dead person no priest is to defile himself among his people,
Numbers 15:25
And the priest is to make atonement for the whole community of the Israelites, and they will be forgiven, because it was unintentional and they have brought their offering, an offering made by fire to the Lord, and their purification offering before the Lord, for their unintentional offense.
Numbers 16:16-13
Then Moses said to Korah, "You and all your company present yourselves before the Lord -- you and they, and Aaron -- tomorrow.
Deuteronomy 18:1-8
The Levitical priests -- indeed, the entire tribe of Levi -- will have no allotment or inheritance with Israel; they may eat the burnt offerings of the Lord and of his inheritance.
Deuteronomy 34:5
So Moses, the servant of the Lord, died there in the land of Moab as the Lord had said.
Joshua 1:1
After Moses the Lord's servant died, the Lord said to Joshua son of Nun, Moses' assistant:
Job 33:24
and if God is gracious to him and says, 'Spare him from going down to the place of corruption, I have found a ransom for him,'
Hebrews 7:11-14
So if perfection had in fact been possible through the Levitical priesthood -- for on that basis the people received the law -- what further need would there have been for another priest to arise, said to be in the order of Melchizedek and not in Aaron's order?