Day 5: Ministers of the New Covenant

Reading: 2 Corinthians 3

Listen to: 2 Corinthians chapter 3

Historical Context

Second Corinthians 3 contains one of Paul’s most theologically ambitious arguments: a sustained comparison between the ministry of the old covenant under Moses and the ministry of the new covenant under the Spirit. The chapter answers the question Paul posed at the end of chapter 2 – “Who is sufficient for these things?” – and it does so by redefining what apostolic ministry is, where its power comes from, and what it produces in those who receive it. The result is a chapter that has profoundly shaped Christian theology of the Spirit, the sacraments, and the relationship between the Old and New Testaments.

Paul begins with a defense against an apparently fresh accusation. Some in Corinth, perhaps influenced by rival teachers who had arrived with letters of recommendation from other churches, charged Paul with self-commendation: “Are we beginning to commend ourselves again? Or do we need, as some do, letters of recommendation to you or from you?” (v. 1). Paul’s response is at once personal and theological: “You yourselves are our letter of recommendation, written on our hearts, to be known and read by all. And you show that you are a letter from Christ delivered by us, written not with ink but with the Spirit of the living God, not on tablets of stone but on tablets of human hearts” (vv. 2-3). The Corinthian believers themselves are Paul’s credentials. Their transformed lives are the only recommendation letter he needs, and this letter was written not by Paul but by Christ through the Spirit. The contrast between “tablets of stone” and “tablets of human hearts” immediately evokes two foundational Old Testament texts: the stone tablets of Sinai (Exodus 31:18, 34:1) and Ezekiel’s prophecy of God replacing hearts of stone with hearts of flesh (Ezekiel 36:26). Paul is signaling that the new covenant, promised by the prophets, is now being realized through his ministry.

Paul then introduces the key term: “God has made us sufficient to be ministers of a new covenant, not of the letter but of the Spirit. For the letter kills, but the Spirit gives life” (v. 6). The phrase “the letter kills” is one of the most misunderstood sentences in Paul’s writings. It does not mean that the Old Testament is spiritually harmful or that careful attention to the text is dangerous. “The letter” (gramma) refers specifically to the Mosaic law as a written code that commands obedience but cannot supply the power to obey. The law can diagnose sin, but it cannot cure it. It can pronounce the death sentence on sin, but it cannot raise the dead. “The Spirit gives life” because the Spirit does what the law could not do: he transforms the human heart from the inside, enabling the obedience the law demanded but could not produce.

The centerpiece of the chapter is Paul’s extended midrash on the story of Moses’ veil from Exodus 34:29-35. When Moses came down from Mount Sinai, his face was radiant with the reflected glory of God, so much so that the Israelites were afraid to come near him. Moses put a veil over his face. Paul reads this story with a creative hermeneutical twist: the veil was not to protect the Israelites from the glory but to prevent them from seeing “the end of what was being brought to an end” (v. 13). That is, Moses veiled his face so that Israel would not see the glory fading away. The Sinai glory was real but temporary; it was being superseded by something greater. Paul builds an elaborate qal va-homer argument (from the lesser to the greater, a standard rabbinic technique): “Now if the ministry of death, carved in letters on stone, came with such glory that the Israelites could not gaze at Moses’ face because of its glory, which was being brought to an end, will not the ministry of the Spirit have even more glory?” (vv. 7-8). If the ministry that condemns had glory, how much more the ministry that brings righteousness (v. 9)? If the temporary had glory, how much more the permanent (v. 11)?

Paul’s contrast is not between something bad and something good but between something glorious and something surpassingly glorious. The old covenant had genuine glory – it came from God, it was delivered by angels, it was written by the finger of God. But its glory was designed to be temporary, a ministry of condemnation that pointed forward to the ministry of righteousness. The new covenant does not replace the old with something entirely different; it fulfills what the old covenant promised. Jeremiah 31:31-34 had prophesied a covenant in which God would write his law on human hearts rather than on stone tablets. Ezekiel 36:26-27 had promised a new heart and a new spirit. Paul declares that these prophecies are now being fulfilled through the ministry of the Spirit.

The chapter’s climax is one of the most luminous verses in the New Testament: “And we all, with unveiled face, beholding the glory of the Lord, are being transformed into the same image from one degree of glory to another. For this comes from the Lord who is the Spirit” (v. 18). The verb “being transformed” (metamorphoumetha) is in the present passive – transformation is ongoing and is something done to us, not by us. The agent of transformation is “the Lord who is the Spirit.” This remarkable phrase identifies the risen Christ’s activity with the Holy Spirit’s activity: to encounter the Spirit is to encounter the risen Lord, and to be exposed to the Lord’s glory is to be progressively changed into his likeness. The unveiled face contrasts with Moses’ veil: under the old covenant, the glory was veiled and fading; under the new covenant, the glory is unveiled and increasing. Believers are not merely spectators of divine glory; they are being transformed by it, changed “from glory to glory” (apo doxēs eis doxan) in a process that will not be complete until they see Christ face to face (cf. 1 Corinthians 13:12).

Paul’s hermeneutical principle also has profound implications for how Christians read the Old Testament. He says that “to this day whenever Moses is read a veil lies over their hearts. But when one turns to the Lord, the veil is removed” (vv. 15-16). The veil is not on the text but on the reader’s heart. When a person turns to Christ, the Spirit removes the veil and the Old Testament is read in a new light – as a witness to Christ, a preparation for the gospel, and a story that finds its fulfillment in the new covenant. This does not mean the Old Testament is discarded but that it is properly understood for the first time.

Key Themes

• The new covenant surpasses the old – The ministry of the Spirit brings a glory that surpasses the glory of Sinai, not because the old covenant was bad but because the new covenant fulfills what the old could only promise.
• The letter kills, the Spirit gives life – The written law diagnoses sin but cannot cure it; the Spirit transforms the human heart from the inside, enabling the obedience the law commanded.
• Transformation from glory to glory – With unveiled faces, believers are being progressively changed into the image of Christ by the Spirit, a process that begins now and reaches its completion at Christ’s return.

Connections

• Old Testament Roots: Exodus 34:29-35 provides the narrative Paul interprets. Jeremiah 31:31-34 prophesied the new covenant written on hearts. Ezekiel 36:26-27 promised a new heart, a new spirit, and the Spirit’s indwelling. Exodus 31:18 and 34:1 record the writing on stone tablets. Deuteronomy 30:6 anticipates the circumcision of the heart.
• New Testament Echoes: Romans 7:6 echoes the contrast between the old way of the written code and the new way of the Spirit. Romans 8:2-4 develops the theme that the Spirit accomplishes what the law could not. Hebrews 8:6-13 provides an extended commentary on Jeremiah 31’s new covenant. The Transfiguration (Matthew 17:1-8) provides a narrative parallel to the glory that transforms.
• Parallel Passages: Romans 7:6 (new way of the Spirit vs. old way of the letter), Romans 8:2-4 (the law of the Spirit of life), Galatians 3:1-14 (law and Spirit), Hebrews 8:6-13 (new covenant superior to old), Hebrews 9:15 (mediator of a new covenant).

Reflection Questions

1. Paul says the Corinthians themselves are his “letter of recommendation, written on hearts.” If your life were a letter from Christ, what would it say to those who read it?
2. The veil over the heart is removed “when one turns to the Lord.” How has your understanding of the Old Testament changed as you have grown in your relationship with Christ?
3. Paul says we are being “transformed from one degree of glory to another.” In what area of your life have you seen the most transformation over time? In what area are you most longing for further transformation?

Prayer

Lord of glory, you who spoke from the burning bush and descended on Sinai in fire and cloud – your glory was real, but it was only a shadow of what was to come. Thank you for the new covenant, written not on stone but on our hearts by your Spirit. Thank you that the veil has been removed, that we can behold your face with unveiled eyes, and that even now you are transforming us from one degree of glory to another. We confess that the process is slow, that we resist the Spirit’s shaping hand, and that we sometimes long for the old familiar patterns of the letter rather than the risky freedom of the Spirit. Renew us. Transform us. Make us living letters, read by all, written by Christ, carried by the Spirit. Until we see you face to face and the transformation is complete. Amen.