Hebrews 9:7-14
But only the high priest entered the second room, and then only once a year, and never without blood, which he offered for himself and for the sins the people had committed in ignorance. / By this arrangement the Holy Spirit was showing that the way into the Most Holy Place had not yet been disclosed as long as the first tabernacle was still standing. / It is an illustration for the present time, because the gifts and sacrifices being offered were unable to cleanse the conscience of the worshiper. ...

Hebrews 10:1-4
For the law is only a shadow of the good things to come, not the realities themselves. It can never, by the same sacrifices offered year after year, make perfect those who draw near to worship. / If it could, would not the offerings have ceased? For the worshipers would have been cleansed once for all, and would no longer have felt the guilt of their sins. / Instead, those sacrifices are an annual reminder of sins, ...

Exodus 29:13-18
Take all the fat that covers the entrails and the lobe of the liver, and both kidneys with the fat on them, and burn them on the altar. / But burn the flesh of the bull and its hide and dung outside the camp; it is a sin offering. / Take one of the rams, and Aaron and his sons shall lay their hands on its head. ...

Hebrews 9:22
According to the law, in fact, nearly everything must be purified with blood, and without the shedding of blood there is no forgiveness.

Leviticus 4:8-10
Then he shall remove all the fat from the bull of the sin offering—the fat that covers the entrails, all the fat that is on them, / both kidneys with the fat on them near the loins, and the lobe of the liver, which he is to remove with the kidneys— / just as the fat is removed from the ox of the peace offering. Then the priest shall burn them on the altar of burnt offering.

Leviticus 6:12-13
The fire on the altar shall be kept burning; it must not be extinguished. Every morning the priest is to add wood to the fire, arrange the burnt offering on it, and burn the fat portions of the peace offerings on it. / The fire shall be kept burning on the altar continually; it must not be extinguished.

Leviticus 8:14-17
Moses then brought the bull near for the sin offering, and Aaron and his sons laid their hands on its head. / Moses slaughtered the bull, took some of the blood, and applied it with his finger to all four horns of the altar, purifying the altar. He poured out the rest of the blood at the base of the altar and consecrated it so that atonement could be made on it. / Moses also took all the fat that was on the entrails, the lobe of the liver, and both kidneys and their fat, and burned it all on the altar. ...

Leviticus 9:9-10
The sons of Aaron brought the blood to him, and he dipped his finger in the blood and applied it to the horns of the altar. And he poured out the rest of the blood at the base of the altar. / On the altar he burned the fat, the kidneys, and the lobe of the liver from the sin offering, as the LORD had commanded Moses.

Numbers 18:17
But you must not redeem the firstborn of an ox, a sheep, or a goat; they are holy. You are to splatter their blood on the altar and burn their fat as a food offering, a pleasing aroma to the LORD.

2 Chronicles 29:21-24
They brought seven bulls, seven rams, seven lambs, and seven male goats as a sin offering for the kingdom, for the sanctuary, and for Judah. And the king commanded the priests, the descendants of Aaron, to offer them on the altar of the LORD. / So they slaughtered the bulls, and the priests took the blood and splattered it on the altar. They slaughtered the rams and splattered the blood on the altar. And they slaughtered the lambs and splattered the blood on the altar. / Then they brought the goats for the sin offering before the king and the assembly, who laid their hands on them. ...

Isaiah 53:10
Yet it was the LORD’s will to crush Him and to cause Him to suffer; and when His soul is made a guilt offering, He will see His offspring, He will prolong His days, and the good pleasure of the LORD will prosper in His hand.

Romans 3:25
God presented Him as an atoning sacrifice in His blood through faith, in order to demonstrate His righteousness, because in His forbearance He had passed over the sins committed beforehand.

1 John 2:2
He Himself is the atoning sacrifice for our sins, and not only for ours but also for the sins of the whole world.

1 John 4:10
And love consists in this: not that we loved God, but that He loved us and sent His Son as the atoning sacrifice for our sins.

Ephesians 5:2
and walk in love, just as Christ loved us and gave Himself up for us as a fragrant sacrificial offering to God.