1 Corinthians 1 — Sermon Prep & Expository Preaching Guide

June 28, 2026

Scripture

1 Corinthians 1

Historical Background · Verse-by-Verse Commentary · Reception History

What is the historical and cultural background of 1 Corinthians 1?

Corinth: A City Rebuilt and Reimagined

Corinth occupied one of the most strategically advantageous positions in the ancient Mediterranean world. Destroyed by Rome in 146 BCE, the city lay in ruins for nearly a century before Julius Caesar ordered its refounding as a Roman colony in 44 BCE. By the mid-first century CE, when Paul wrote this letter, Corinth had become the capital of the province of Achaia and one of the busiest commercial centers in the empire.

The city's geography explains much of its character. Situated on the narrow isthmus connecting mainland Greece to the Peloponnese, Corinth controlled the overland route between the Aegean and Ionian seas. Ships sailing from east or west would offload cargo at one port, haul it across land, and reload at the other — sparing sailors the treacherous voyage around the southern cape. This traffic brought merchants, sailors, soldiers, freed slaves, and immigrants from across the known world into a single, volatile social space.

The original population of the refounded colony consisted largely of Roman freedmen (liberti) and lower-class migrants. Over time, a prosperous merchant class emerged alongside older elite families, creating a society in which social aspiration was intense but the traditional markers of status — ancient lineage, inherited wealth, formal education — were unevenly distributed. When Paul observes that "not many were wise by human standards, not many were powerful, not many were of noble birth" (v. 26), he is offering a sociological portrait as much as a theological one. Archaeological evidence nuances this picture: the so-called Erastus inscription, discovered in Corinth's agora, records that a man named Erastus paved a section of pavement at his own expense in exchange for a civic office — almost certainly the same Erastus Paul greets in Romans 16:23 as the city's treasurer. The congregation, then, included people from more than one social stratum, and Paul's statement about noble birth is relative rather than absolute.

Rhetoric and the Culture of Eloquence

Corinth was also a city where rhetorical education flourished. In the Greco-Roman world, mastery of public speech (rhetorike) was a primary ladder of social advancement. Lawyers argued before judges, politicians competed in assembly, and wealthy patrons sponsored sophists the way Renaissance nobles sponsored painters. Elegance of expression marked a man as civilized; clumsiness of speech suggested low birth.

This cultural obsession with eloquence frames Paul's deliberate refusal in verse 17 of "wisdom of words" (sophia logou). His refusal is not rhetorical accident — it is a pointed counter-cultural gesture made in a city that would have instantly recognized what he was declining.

Party Slogans and the Patron-Client World

The divisions Paul confronts in chapter one (v. 10, skhismata) are best understood against the backdrop of the ancient patron-client system. Philosophical schools and rhetorical teachers attracted loyal followings who identified publicly by their teacher's name. The slogans Paul quotes — "I follow Paul," "I follow Apollos," "I follow Cephas," "I follow Christ" — mimic this practice exactly. Apollos, an Alexandrian Jewish intellectual described in Acts 18:24 as eloquent and well-versed in Scripture, apparently captivated a portion of the Corinthian congregation with his sophisticated Hellenistic style. Paul's concern is not with Apollos personally but with the deeper disorder: a community organized around the personalities of its teachers has already lost its true center.

Jewish Expectation and the Scandal of the Cross

The Jewish dimension of verse 23 is equally important. First-century Jewish messianism was diverse, but a common thread ran through many of its strands: the Messiah would be a figure of power, whether a Davidic warrior-king or a heavenly judge. Miraculous signs (semeia) were understood in some traditions as the authentication of divine activity. A crucified Messiah, by contrast, fell under the explicit curse of Deuteronomy 21:23 ("anyone hung on a tree is under God's curse"), making the cross not merely puzzling but theologically offensive. Paul's word skandalon — stumbling block — captures the visceral revulsion this proclamation provoked.

What does each verse of 1 Corinthians 1 mean?

vv. 1-3: The Opening as Argument

Paul identifies himself as "an apostle of Christ Jesus by the will of God" — a phrase that does more than establish credentials. By grounding his apostleship in divine will rather than human appointment, Paul quietly sets up the contrast that will govern the entire chapter: what God chooses versus what human wisdom prefers. The opening line is already anti-rhetorical.

The address to the Corinthians in verse 2 carries deliberate pastoral weight. Paul calls this divided, contentious community "the church of God that is in Corinth" — an affirmation that despite their failures, they remain what God declared them to be. The expanded address ("together with all those everywhere who call on the name of our Lord Jesus Christ") signals that the issues at Corinth are not merely local but representative of challenges facing the whole church. The double use of "called" — Paul is called as an apostle, the saints are called as saints — frames vocation as grace from the outset.

vv. 4-9: Gratitude as Theological Foundation

Before any correction, Paul gives thanks. This ordering is neither naive nor manipulative — it is theologically precise. By thanking God for the Corinthians' enrichment in "all speech and all knowledge" (v. 5), Paul simultaneously affirms their gifts and reframes them: these are not personal achievements but graces received. The eloquence some Corinthians prized was, from the beginning, a gift they had been given, not a skill they had earned.

Verse 9 anchors the whole passage: "God is faithful, by whom you were called into the fellowship of his Son, Jesus Christ our Lord." The Greek word koinonia — fellowship or communion — is dense with meaning. The call of God is not a summons to membership in an institution; it is an invitation into communion with a person. When Paul later dismantles the party slogans, this is the ground he stands on: the Corinthians were called not to Paul, not to Apollos, but to Christ himself.

vv. 10-17: Division and Its Absurdity

The appeal in verse 10 — "that there be no divisions among you" — uses skhismata, a word suggesting a tearing of fabric. The image is tactile and serious. Paul does not ask for suppression of disagreement but for restoration of a common mind (nous) and a common judgment (gnome).

The rhetorical questions of verse 13 are devastating in their economy: "Has Christ been divided? Was Paul crucified for you? Were you baptized in the name of Paul?" Each question demands the answer "No" — and each "No" exposes the absurdity of the factions. Paul caps the argument in verse 17 by stating that his commission was not to baptize but to preach — "not with wisdom of words, lest the cross of Christ be emptied of its power." The cross is precisely what eloquent performance evacuates.

vv. 18-25: The Logic of the Cross

Verses 18-25 contain some of the most compressed theological argument in the New Testament. Paul frames the cross as a dividing line that sorts humanity into two categories: those who are perishing find it foolishness; those who are being saved find it the power of God. Verse 21 delivers the diagnosis: "the world did not know God through wisdom." This is not an argument that wisdom is bad, but that wisdom operating by its own self-referential logic cannot reach God. The solution — "the foolishness of what we preach" — is counter-intuitive rather than anti-intellectual. God chose a path human reason could neither predict nor approve in advance.

vv. 26-31: The Congregation as Evidence

The rhetorical movement concludes with a turn to the Corinthians themselves as exhibit A. Their own social composition — largely not the wise, powerful, or well-born — is itself theological evidence. God's pattern of choosing what the world discounts, so that no one may boast before him (v. 29), is illustrated in the very people Paul is addressing. The single boast left standing is the one Jeremiah prescribed: boasting in the Lord (v. 31).

How has 1 Corinthians 1 been interpreted and preached throughout church history?

Explores how this passage has been interpreted and preached throughout church history, based on academic sources.

John Chrysostom: A Diagnosis of Spiritual Illness

Among patristic interpreters, John Chrysostom (c. 344-407) stands out for the pastoral precision of his engagement with 1 Corinthians 1. In his homilies on this letter he offers a striking medical analogy for the cross's apparent foolishness: a person gravely ill finds healthy food repulsive and good friends burdensome. The problem, Chrysostom argues, is not with the food or the friends but with the illness that distorts perception. So too, the cross appears as foolishness only to those whose spiritual perception has been damaged. This reading relocates the problem from the message to the receiver — a pastoral insight with enduring homiletical force.

Chrysostom reads verses 26-28 not merely as a sociological observation about early church demographics but as a claim about God's missionary method. That the gospel advanced through the weak, the lowly, and the despised is itself an argument for its divine origin. No human strategist, he notes, would have chosen this path. The composition of the congregation is the argument.

John Calvin: Natural Reason and Its Limits

John Calvin's 1546 commentary on 1 Corinthians treats chapter one as a foundational text for Reformed epistemology. His note on verse 21 links Paul's statement directly to the doctrine of the noetic effects of the fall: since human reason was corrupted by sin, it cannot by its own operations arrive at saving knowledge of God. The gospel must therefore come in a form that bypasses the criteria of human intellectual approval — which is precisely why it arrives as foolishness. For Calvin, this is not anti-intellectualism but a claim about the proper order of knowing: Scripture and Spirit precede and ground reason, not the other way around. The chapter becomes his warrant for rejecting any natural theology that claims to work its way up to God through unaided philosophical reflection.

Modern Reception: The Permanently Scandalous Cross

Twentieth-century readers found in 1 Corinthians 1 a resource for addressing the church's accommodation to cultural prestige. The text presses a question every generation of preachers must answer fresh: what contemporary form of "wisdom of words" has the church placed at the center, and what has been quietly displaced in the process? The cross's refusal to become respectable is, on Paul's account, not a failure of the message but a feature of it.

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