Walking by Faith and Not by Sight in 2 Corinthians

Paul's declaration "we walk by faith, not by sight" ^[1] appears in 2 Corinthians 5:7, embedded within a dense theological argument about the nature of Christian existence between resurrection and consummation. The statement is not a detached maxim but the hinge of Paul's reasoning about confidence in the face of bodily mortality and the certainty of future glory.

The Immediate Context

The verse sits within 2 Corinthians 4:16–5:10, where Paul contrasts the "outer man" that is perishing with the "inner man" being renewed daily. He has just described the present body as an "earthly tent" destined for dissolution, set against the "building from God, a house not made with hands, eternal in the heavens" (5:1). The apostle's confidence is not rooted in empirical observation of his circumstances—which include affliction, persecution, and physical decline—but in realities not yet visible. The phrase "we walk by faith, not by sight" ^[1] functions as the governing principle for this posture of confidence. Rotherham's translation renders it "By faith, are we walking, not by sight" ^[2], emphasizing the continuous present action of the Christian life.

Walking here denotes the whole course of Christian conduct and orientation. John Gill notes that faith "is the foot by which it goes to [Christ], and walks in him as it has received him; which denotes not a single act of faith, but a continued course of believing" ^[3]. The metaphor of walking captures both progression and habitual practice—faith is not a static assent but the operative mode of Christian existence in the present age.

Faith Versus Sight

The contrast Paul draws is between pistis (faith) and eidos (sight, appearance, form). Jamieson-Fausset-Brown explains that the life of the believer "is governed by faith in our immortal hope; not by the outward specious appearance of present things" ^[4]. The commentary connects this to 2 Corinthians 4:18, where Paul writes that "we look not at the things which are seen, but at the things which are not seen," and to Romans 8:24, which states that "hope that is seen is not hope." The point is not that Christians are indifferent to empirical reality, but that their ultimate orientation and confidence rest on realities not yet manifest to the senses.

The Septuagint usage of "by appearance" in Numbers 12:8 ^[4] provides background for understanding eidos as the visible, phenomenal realm. God has structured redemptive history such that "in this life faith [is] our great duty, and in the next, vision [is] our reward" ^[4]. The present age is characterized by the hiddenness of glory, the ambiguity of suffering, and the necessity of trust in divine promises. First Peter 1:8 speaks of believers who, "though now you do not see him, yet believing, you rejoice with joy inexpressible"—a parallel to Paul's formulation.

The Nature of Faith in This Context

Faith, as Paul deploys it here, is not generic religious sentiment but confidence in specific gospel realities: the resurrection of Christ, the believer's union with him, and the certainty of bodily resurrection and glorification. The "working reality" of faith ^[5] is evident in its capacity to sustain hope and obedience despite contrary appearances. Faith apprehends what is promised but not yet possessed, what is certain in God's decree but not yet visible in history.

This faith is contrasted with the kind of confidence that depends on present advantage, visible success, or empirical confirmation. Paul's own apostolic ministry exemplifies the principle: he endures hardship, carries about "the dying of Jesus" in his body (4:10), and faces the prospect of death, yet remains confident because his hope is anchored beyond the visible. The resurrection of Jesus is the ground of this confidence, and the indwelling Spirit is the guarantee (arrabon) of future glory (5:5).

Theological Implications

The statement has been understood across Christian traditions as articulating the eschatological tension of the already-and-not-yet. Believers possess the Spirit and are already new creations (5:17), yet they await the redemption of the body and the full manifestation of glory. This interval is the domain of faith. The believer's present experience is marked by groaning (5:2, 4), by the weight of mortality, and by the hiddenness of the glory to come. Faith is the means by which the Christian navigates this interval without despair or capitulation to the logic of the visible.

The verse also bears on the nature of Christian assurance. Assurance is not grounded in subjective feelings or in the stability of outward circumstances, but in the objective promises of God apprehended by faith. The believer's confidence is "not by appearance" ^[4]—not by what can be measured, seen, or felt in the moment—but by trust in the word and work of God. This does not eliminate the role of experience or the witness of the Spirit, but it subordinates them to the priority of faith in revelation.

Relation to Pauline Eschatology

Paul's argument in 2 Corinthians 5 is part of his broader eschatological framework, in which the present age is characterized by weakness, suffering, and the concealment of glory, while the age to come will bring the revelation of what is now hidden. First Corinthians 13:12 states, "For now we see in a mirror dimly, but then face to face. Now I know in part; then I shall know fully, even as I have been fully known." The transition from faith to sight is the transition from this age to the next, from the time of pilgrimage to the time of consummation.

The phrase "we walk by faith, not by sight" thus encapsulates the temporal structure of redemption. The Christian life is lived in the overlap of the ages, where the powers of the age to come are present in the Spirit, but the full manifestation of glory awaits the return of Christ and the resurrection of the dead. Faith is the mode appropriate to this interim, the means by which the believer lays hold of realities that are certain in God's purpose but not yet visible in history.

This eschatological orientation shapes the believer's response to suffering, persecution, and the apparent triumph of evil. Because faith looks to what is unseen and eternal, it is not undone by the transience and affliction of the present. Paul can say in 4:17 that "our light and momentary affliction is working for us an eternal weight of glory beyond all comparison," precisely because faith measures present experience against the certainty of future vindication and transformation.