1 Corinthians 15:17
And if Christ be not raised, your faith is vain; ye are yet in your sins.
Cross-reference
1 Corinthians 15:2 says faith is vain if the gospel is not held — matching Paul's conclusion here that faith is futile without Christ's resurrection.
1 Corinthians 15:14 states preaching and faith are in vain if Christ is not raised — nearly identical logic to this verse's 'faith is futile'.
Acts 5:31 proclaims Christ grants forgiveness of sins — the forgiveness Paul argues is impossible without the resurrection.
Acts 13:38 proclaims forgiveness through Jesus — the forgiveness Paul says would be absent without the resurrection.
Acts 13:39 declares freedom from sin through faith — the freedom Paul says cannot happen if Christ has not been raised.
Romans 4:25 says Christ was raised for our justification — showing why Paul's 'still in sins' is false if the resurrection happened.
Romans 5:10 teaches that Christ's life (resurrection) saves us — the same necessity Paul argues for forgiveness.
Romans 8:34 explicitly mentions Christ's resurrection and intercession — central to Paul's point that without it we remain in sin.
In 1 Peter 1:3, the resurrection gives new birth and living hope—directly contrasting the futility if Christ were not raised.
In 1 Peter 1:21, faith and hope are grounded in God who raised Jesus—showing why without resurrection, faith is empty.
In Galatians 2:21, Paul says if righteousness could be by law, Christ died for nothing—paralleling the point that without resurrection, Christ's work is futile.