What is the context?
Paul explains that our present mortal condition cannot inherit God’s lasting kingdom. The change is necessary, but death will not be the route for every believer. Some will still be alive; all must be changed.
He describes an instant transformation at the last trumpet: the dead are raised imperishable, and the living are changed. Mortality is clothed with immortality. The passage reveals the promise and the suddenness of the change without supplying a date on the calendar.
Paul then draws on Isaiah 25:8 and Hosea 13:14 in his cry of victory over death. Sin gives death its sting, and the law exposes sin’s power to condemn; the victory is given by God through Jesus Christ.
The closing instruction follows from that hope: stand firm and keep giving yourselves to the Lord’s work. Paul does not end with a puzzle for calculating the future. He gives a reason for faithful service now: labor in the Lord is not wasted, even when its lasting result cannot yet be seen.
How is this passage commonly understood?
Christians commonly understand this as the promised transformation of those who belong to Christ, whether they have died or remain alive. They differ over where it belongs in a fuller account of His return.
The Reformed Westminster Confession 32.2 places the change of the living and raising of the dead at the last day. Dallas Theological Seminary’s Articles XVIII–XIX instead connect these verses with Christ gathering His church before a future period of great distress. That gathering is often called the rapture. Both accounts affirm the transformation Paul announces; the further sequence comes from how they read other passages with it.
Wesley’s note on verse 58 draws out the practical result: steady faithfulness and love while looking forward to death’s defeat. The promise encourages service rather than making it pointless.
Where does this fit in God's plan?
The promise in Isaiah 25:6–9 places death’s overthrow alongside a feast for the peoples, tears wiped away and joy in God’s salvation. Paul explicitly identifies the coming transformation with the fulfillment of death being swallowed up in victory.
Revelation 21:1–4 also joins the end of death and tears with God dwelling among His people. The goal is a shared life with Him. Paul’s final encouragement gives present work its place within that hope: what is done faithfully in the Lord belongs to a future death cannot cancel.
What is our position?
We don't have a position on this passage yet. When our study reaches a conclusion the text supports, it will appear here.