Leviticus 9:8

Aaron therefore went unto the altar, and slew the calf of the sin offering, which was for himself.

Cross-references

Leviticus 9:2 is the command to take a calf for a sin offering — this verse is the direct execution of that command.

Leviticus 4:4 provides the specific law for a priest's sin offering — bring bull, lay hand, slaughter — which Aaron follows exactly here.

Leviticus 10:19 Historical context

Leviticus 10:19 references this same sin offering when Aaron explains why he didn't eat it — narrative continuity.

Exodus 29:11 commanded slaughtering a bull at the tent entrance for the ordination sin offering — this verse enacts that earlier instruction.