Exodus 30:10

And Aaron shall make reconciliation upon the horns of it once a year with the blood of the reconciliation for sin; once a year shall he make reconciliation upon it throughout your ages; it shall be most holy unto the LORD.

Leviticus 16:18

And he shall go out unto the altar that is before the LORD and reconcile it and shall take of the blood of the bullock and of the blood of the he goat and put it upon the horns of the altar round about.

Leviticus 23:27

But the tenth day of this seventh month shall be the day of reconciliations; it shall be a holy convocation unto you; and ye shall afflict your souls and offer an offering made on fire unto the LORD.

Exodus 29:36-37

And thou shalt sacrifice a bullock every day for reconciliation of sin; and thou shalt remove the sin from the altar, and thou shalt anoint it to sanctify it.

Leviticus 16:5-6

And he shall take of the congregation of the sons of Israel two he goats as the sin and one ram as a burnt offering.

Leviticus 16:29-30

And you shall hold this as a perpetual statute: In the seventh month, on the tenth day of the month, ye shall afflict your souls and do no work at all, whether it is a natural of your own country or a stranger that sojourns among you;

Hebrews 1:3

who being the brightness of his glory and the express image of his substance and upholding all things by the word of his power, when he had by himself purged our sins, sat down on the right hand of the Majesty on high;

Hebrews 9:7

But into the second the high priest went alone once every year, not without blood, which he offered for his own ignorance, and for that of the people:

Hebrews 9:22-23

And almost all things are by the law purged with blood, and without shedding of blood there is no remission.

Hebrews 9:25

nor yet that he should offer himself many times (as the high priest enters into the sanctuary each year with blood that is not his own);

Treasury of Scripture Knowledge

Summary

And Aaron shall make an atonement upon the horns of it once in a year with the blood of the sin offering of atonements: once in the year shall he make atonement upon it throughout your generations: it is most holy unto the LORD.

Sin offering

General references

Bible References

Aaron

Exodus 29:36
And thou shalt sacrifice a bullock every day for reconciliation of sin; and thou shalt remove the sin from the altar, and thou shalt anoint it to sanctify it.
Leviticus 16:18
And he shall go out unto the altar that is before the LORD and reconcile it and shall take of the blood of the bullock and of the blood of the he goat and put it upon the horns of the altar round about.
Leviticus 23:27
But the tenth day of this seventh month shall be the day of reconciliations; it shall be a holy convocation unto you; and ye shall afflict your souls and offer an offering made on fire unto the LORD.
Hebrews 1:3
who being the brightness of his glory and the express image of his substance and upholding all things by the word of his power, when he had by himself purged our sins, sat down on the right hand of the Majesty on high;
Hebrews 9:7
But into the second the high priest went alone once every year, not without blood, which he offered for his own ignorance, and for that of the people:

Sin offering

Leviticus 16:5
And he shall take of the congregation of the sons of Israel two he goats as the sin and one ram as a burnt offering.

General references

Leviticus 16:18
And he shall go out unto the altar that is before the LORD and reconcile it and shall take of the blood of the bullock and of the blood of the he goat and put it upon the horns of the altar round about.