Exodus 30:10

Once a year Aaron shall make atonement [for sin] on its horns. He shall make atonement on it with the blood of the sin offering of atonement once a year throughout your generations. It is most holy to the Lord.”

Leviticus 16:18

Then he shall go out to the altar [of burnt offering in the court] which is before the Lord and make atonement for it, and shall take some of the blood of the bull and of the goat and put it on the horns of the altar on all sides.

Leviticus 23:27

“Also the tenth day of this seventh month is the Day of Atonement; it shall be a holy convocation for you, and you shall humble yourselves [by fasting] and present an offering by fire to the Lord.

Exodus 29:36-37

You shall offer a bull every day as a sin offering for atonement. You shall cleanse the altar from sin when you make atonement for it, and you shall anoint it to consecrate it [for God’s sacred purpose].

Leviticus 16:5-6

He shall take from the congregation of the Israelites [at their expense] two male goats as a sin offering and one ram as a burnt offering.

Leviticus 16:29-30

“This shall be a permanent statute for you: in the seventh month (nearly October) on the tenth day of the month you shall humble yourselves [by fasting] and not do any work, whether the native-born or the stranger who lives temporarily among you;

Hebrews 1:3

The Son is the radiance and only expression of the glory of [our awesome] God [reflecting God’s Shekinah glory, the Light-being, the brilliant light of the divine], and the exact representation and perfect imprint of His [Father’s] essence, and upholding and maintaining and propelling all things [the entire physical and spiritual universe] by His powerful word [carrying the universe along to its predetermined goal]. When He [Himself and no other] had [by offering Himself on the cross as a sacrifice for sin] accomplished purification from sins and established our freedom from guilt, He sat down [revealing His completed work] at the right hand of the Majesty on high [revealing His Divine authority],

Hebrews 9:7

but into the second [inner tabernacle, the Holy of Holies], only the high priest enters [and then only] once a year, and never without [bringing a sacrifice of] blood, which he offers [as a substitutionary atonement] for himself and for the sins of the people committed in ignorance.

Hebrews 9:22-23

In fact under the Law almost everything is cleansed with blood, and without the shedding of blood there is no forgiveness [neither release from sin and its guilt, nor cancellation of the merited punishment].

Hebrews 9:25

nor did He [enter into the heavenly sanctuary to] offer Himself again and again, as the high priest enters the Holy Place every year with blood that is not his own.

Treasury of Scripture Knowledge

Summary

Exodus 30:10

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.

Aaron

Hebrews 9:7

Sin offering

Leviticus 16:5

General references

Leviticus 16:18

Bible References

Aaron

“Also the tenth day of this seventh month is the Day of Atonement; it shall be a holy convocation for you, and you shall humble yourselves [by fasting] and present an offering by fire to the Lord.

Sin offering

He shall take from the congregation of the Israelites [at their expense] two male goats as a sin offering and one ram as a burnt offering.