New and Better
The Sign that Seals
January 24, 2021
Rev. Gabe Sylvia
Jeremiah 31 announces the New Covenant—sealed in the Lord’s Supper and driven by the Holy Spirit—which transforms hearts (conversion and conformity) and restores covenant community, overcoming our covenant-breaking individualism.
Summary
Jeremiah 31 is the Old Testament promise of a coming New Covenant that brings three interrelated benefits: community, conversion, and conformity. Unlike previous covenants that exposed human failure, this covenant is enacted by the Holy Spirit who renews hearts (making the covenant born-again), empowers obedience, and creates a new people rather than merely isolated individuals. The Lord’s Supper functions as a sacramental sign and seal of that conversion, supplying ongoing sustaining grace. The passage’s imagery of Israel as a disobedient child and an unfaithful wife underscores how covenant-breaking is fundamentally community-breaking, and the New Covenant’s design is to heal and reunite the nations and the church, combating radical individualism and its social and mental-health consequences.
Key Points
- Jeremiah 31 is the only OT explicit promise of a New Covenant.
- The New Covenant brings three key things: community, conversion, and conformity.
- The Holy Spirit is decisive: God renews hearts and enables faithful covenant-keeping.
- Biblical covenants involve a greater (God) and lesser (humans) party; the New Covenant changes our congenital covenant-breaking.
- The Lord’s Supper is a sacrament of the New Covenant—both a sign and a seal—and supplies ongoing saving and sustaining grace.
- The covenant aims to make a new people, not just individual believers: covenant = community.
- Verse 32’s metaphors (disobedient child, unfaithful wife) show Israel’s pattern of covenant infidelity.
- Covenant-breaking damages community; returning to covenant community counters radical individualism.
- Renewed covenant community can address pastoral issues (loneliness, anxiety, depression) by practicing mutual presence and grace.
- Ultimately the New Covenant reunites the nations and forms a faithful, transformed people of God.
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