What makes a covenant 'better'? It's not just a new set of rules, but the solid ground upon which it stands.
The core reason for Christ's superior ministry and covenant lies in the 'better promises' enacted by God. The Old Testament covenant, while divinely established, often involved promises tied to earthly blessings and obedience that humans struggled to fully meet.
In contrast, the new covenant, mediated by Christ, is established on promises that are primarily spiritual and eternal. These aren't just 'nicer' promises; they are guaranteed by God's faithfulness and sealed by Christ's sacrifice. They speak of internal transformation, forgiveness of sins, and an everlasting relationship with God, not just temporal benefits.