Leviticus 16:6
And Aaron shall offer his bullock of the sin offering, which is for himself, and make an atonement for himself, and for his house.
Cross-reference
Leviticus 16:11 repeats this instruction with added detail on killing the bull, showing the same sin offering ritual.
Leviticus 16:33 expands the atonement to the sanctuary, altar, priests, and people, while this verse focuses on Aaron and his house.
Leviticus 16:25 specifies burning the fat of this sin offering on the altar, a later step in the Day of Atonement ritual.
In Leviticus 8:14-17, a bull is also offered as a sin offering for Aaron during his ordination, mirroring the Day of Atonement ritual.
Leviticus 4:3 provides the law for a priest's sin offering with a bull, which Aaron carries out here for himself and his house.
In Leviticus 9:7, Aaron offers a sin offering for himself before ministering for the people, similar to but distinct from the Day of Atonement.
In Hebrews 5:2, the high priest's own weakness explains why he must offer for his sins, as seen in this verse.
In Hebrews 9:7, the author explicitly recalls this yearly entry of the high priest with blood for his own sins, applying it to Christ.
In Exodus 30:10, the same annual atonement is prescribed for the altar of incense, grounding the Day of Atonement ritual.
Hebrews 5:3 reflects on this requirement that the high priest offer for his own sins, showing the limitation of the old covenant.
Hebrews 7:27 contrasts Christ's once-for-all sacrifice with these weekly offerings first for the priest's own sins, highlighting superiority.
Hebrews 10:3 notes that these annual sacrifices serve as a reminder of sins, not their removal, contrasting with Christ's work.
Numbers 8:12 describes a similar sin offering for atonement of the Levites, mirroring the pattern of offering for a group.