Leviticus 16:15
Then shall he kill the goat of the sin offering, that is for the people, and bring his blood within the vail, and do with that blood as he did with the blood of the bullock, and sprinkle it upon the mercy seat, and before the mercy seat:
Cross-reference
Leviticus 16:2 restricts entry into the Holy of Holies; verse 15 then describes the sole exception with blood atonement.
Leviticus 16:5-9 instructs the selection of two goats; this verse carries out the sacrifice of the goat for the Lord—a direct sequential link.
Leviticus 23:27 establishes the date of the Day of Atonement—the very day on which the ritual in Leviticus 16:15 occurs.
Leviticus 4:21 burns the sin offering bull outside, while here the blood is brought inside — both are sin offerings but different procedures.
Leviticus 9:3 also commands a male goat as a sin offering—another instance of the same ritual pattern, though for Aaron's consecration.
Leviticus 23:19 includes a male goat as sin offering during the Feast of Weeks—a similar use of the same animal type for atonement.
Hebrews 9:26 presents Christ's once-for-all sacrifice as the ultimate fulfillment of the annual Day of Atonement described here.
In Hebrews 9:25, the yearly repetition of the high priest entering with blood not his own is contrasted with Christ's single, self-offering.
In Hebrews 2:17, Christ is the merciful high priest who makes propitiation for sins, echoing the atonement made with the goat's blood here.
Hebrews 9:12 contrasts Christ's entry with his own blood against the goat's blood used here, showing a superior sacrifice.
In Hebrews 9:7, the high priest enters the Holy of Holies once a year with blood for himself and the people—directly summarizing this Day of Atonement ritual.
Hebrews 10:20 describes Christ's body as the new living way through the curtain—the curtain that the high priest entered on the Day of Atonement.
Hebrews 7:27 contrasts Christ's once-for-all sacrifice with the repeated yearly offerings of the Day of Atonement—a key difference.
Romans 3:25 presents Christ as the atoning sacrifice, using the same mercy-seat imagery—the Day of Atonement ritual foreshadows Christ's work.
Exodus 26:31 gives instructions for making the veil that the high priest passes through in Leviticus 16:15.
Hebrews 9:3 describes the Most Holy Place behind the curtain, the very location where the blood is brought in Leviticus 16:15.
Numbers 28:15 prescribes a male goat as a sin offering for monthly festivals—parallels the goat used on the Day of Atonement.