In Hebrews 8:10-12, the better promises are detailed: God writes laws on hearts, all know Him, sins forgiven.

Hebrews 8:7-13 quotes Jeremiah to explain why the new covenant is better—directly supporting the claim of a superior covenant with better promises.

Hebrews 12:24 names Jesus as mediator of a new covenant with better blood—directly parallel to the superior covenant mediation in 8:6.

Hebrews 9:15 explicitly states Christ is mediator of a new covenant through his death—the same role and covenant as 8:6, with added detail on redemption.

Hebrews 7:22 calls Jesus the guarantee of a better covenant—the same concept introduced in 8:6, linking priesthood and covenant.

Hebrews 11:40 speaks of 'some better thing' God provided for us — the fulfillment of the promises secured by the better covenant.

In Hebrews 7:19, the law's inability to perfect is stated — preparing for the better covenant that brings a better hope.

2 Corinthians 3:6-11 contrasts the old covenant of the letter with the new covenant of the Spirit—reinforcing the superior covenant theme in 8:6.

Romans 9:4 lists the covenants given to Israel, setting the contrast with the better covenant mediated here.

In Acts 13:38, Paul proclaims forgiveness of sins through Jesus — the central promise of the better covenant mentioned here.

In Luke 22:20, Jesus institutes the new covenant in his blood—the very covenant that Hebrews 8:6 says he mediates.

Deuteronomy 5:2 recalls the covenant at Horeb, the old covenant that the better covenant here replaces.

In Galatians 4:24, Paul allegorizes two covenants, one from Sinai — reinforcing the contrast between old and better covenant here.

In 1 Timothy 2:5, Jesus is called the one mediator between God and men — the same role he fulfills as mediator of the better covenant.

Jeremiah 31:31 is the new covenant prophecy that Hebrews 8 directly quotes and applies to Christ's mediation.

Isaiah 59:21 promises a covenant with the Spirit and words never departing—a prophecy of the new covenant's internal transformation.

Isaiah 49:8 again describes the Servant given as a covenant—fulfilled in Christ's role as mediator of the better covenant.

Isaiah 42:6 foretells the Servant as a covenant for the people—directly prefiguring Christ's mediation of a better covenant.

2 Chronicles 5:10 describes the tablets of the covenant in the ark, representing the old covenant replaced here.

Deuteronomy 27:3 commands writing law on stone pillars, contrasting with the new covenant's law on hearts (Heb 8:10).

Deuteronomy 9:11 mentions the tablets of the covenant given to Moses, contrasted with the new covenant here.

Galatians 3:19 shows the law given through angels and a mediator (Moses)—illustrating the temporary, mediated old covenant that 8:6 contrasts with Christ's better covenant.

Galatians 3:20 notes a mediator implies two parties, but God is one—highlighting the contrast between the mediated old covenant and the direct new covenant in 8:6.