"But Christ has indeed been raised from the dead, the firstfruits of those who have fallen asleep."
— 1 Corinthians 15:20
Quick Answer
The resurrection proves Jesus is who He claimed to be and that His sacrifice for sin was accepted by God (Romans 1:4; Romans 4:25). It guarantees the believer's own future resurrection and eternal life (1 Corinthians 15:20-22), and it is the historical foundation of the Christian faith: 'if Christ has not been raised, your faith is futile' (1 Corinthians 15:17).
The hinge of history
Every religion has founders, teachers, and holy books. Christianity alone stakes its entire claim on an event: a man who was verifiably dead being verifiably alive again three days later. Paul does not treat this as one important doctrine among many; he treats it as the load-bearing wall of the whole faith. 'If Christ has not been raised, our preaching is useless and so is your faith... you are still in your sins' (1 Corinthians 15:14, 17). Christianity is not primarily a moral philosophy that happens to include a resurrection story; it either rests entirely on a real, historical resurrection, or it collapses.
That is a bold, testable claim, and the New Testament writers knew it. They did not ask people to take the resurrection on blind faith divorced from evidence; they appealed to eyewitnesses, some five hundred at once, most of whom were still alive and could be questioned when Paul wrote (1 Corinthians 15:6). The resurrection was presented as public, verifiable history, not private religious experience.
It vindicates who Jesus claimed to be
Jesus made staggering claims about Himself during His ministry — that He could forgive sins, that He was one with the Father, that He would rise on the third day after being killed (Mark 8:31; John 10:30). Any of those claims, unconfirmed, would be either true or the words of a madman or a fraud. The resurrection is God's own verdict on those claims. Paul says Jesus 'was appointed the Son of God in power... by his resurrection from the dead' (Romans 1:4). The empty tomb is not one miracle among Jesus's many miracles; it is God's public signature authenticating everything Jesus said about Himself.
This is why the apostles preached the resurrection so relentlessly in the book of Acts. Peter told the crowd at Pentecost that 'God has made this Jesus, whom you crucified, both Lord and Messiah' (Acts 2:36), pointing directly to the resurrection as proof. Without it, Jesus is a remarkable moral teacher who was wrong about His own identity and died a failure. With it, He is exactly who He said He was.
It proves the payment for sin was accepted
Paul writes that Jesus 'was delivered over to death for our sins and was raised to life for our justification' (Romans 4:25). Think of the cross as the payment and the resurrection as the receipt. If Jesus had stayed dead, we would have no assurance that His death actually accomplished anything — it would look like the death of just another failed rebel or martyr. The resurrection is God's declaration that the debt was paid in full and the sacrifice was sufficient.
This is why Paul can say elsewhere that believers are 'justified freely by his grace through the redemption that came by Christ Jesus' (Romans 3:24), and root that confidence not just in the cross alone but in the cross confirmed by the empty tomb. Forgiveness is not a hopeful guess; it rests on a historical event God performed to prove His Son's sacrifice was accepted.
It guarantees the believer's own resurrection
Paul calls Christ's resurrection 'the firstfruits of those who have fallen asleep' (1 Corinthians 15:20). Firstfruits was an agricultural term for the first portion of a harvest, which guaranteed the rest of the crop was coming. Jesus's resurrection is not an isolated miracle performed for His benefit alone; it is the first installment of a resurrection that every believer will one day share. 'For as in Adam all die, so in Christ all will be made alive' (1 Corinthians 15:22).
This means Christian hope is not a vague idea about souls floating off to heaven, but a robust expectation of bodily, physical resurrection into a renewed creation, when 'the perishable must clothe itself with the imperishable, and the mortal with immortality' (1 Corinthians 15:53). Death, for the believer, has been transformed from a wall into a doorway.
It defeats sin's power, not just its penalty
Because Jesus rose, believers are not merely forgiven; they are united to a living Lord who empowers new obedience. Paul describes believers as raised with Christ even now, so that 'we too may live a new life' (Romans 6:4). The same resurrection power that emptied the tomb is described as at work in believers today (Ephesians 1:19-20), enabling real change, not just a clean legal record.
This distinguishes Christianity from any religion of mere rule-keeping. The resurrection supplies both the reason and the power for transformed living — you are not left to imitate a dead teacher's example by sheer willpower, but indwelt by the living Christ Himself through His Spirit.
What it means for you today
The resurrection turns despair into hope at every point where life presses hardest. Grief over a believing loved one's death is real, but it is grief 'as those who have no hope' will not have (1 Thessalonians 4:13). Fear of death loses its grip, because 'he who raised the Lord Jesus from the dead will also raise us with Jesus' (2 Corinthians 4:14). Guilt over sin can be laid down, because the empty tomb is proof the debt is paid.
If Jesus is alive, then Christianity is not a set of ideas to admire from a distance but a living relationship to enter into now. The risen Christ can be trusted, worshiped, and followed today, because He did not stay in the tomb — 'he is not here; he has risen, just as he said' (Matthew 28:6).