How do we know that Christ's resurrection is essential?

The necessity of Christ's resurrection is crucial as Paul states in Romans 4:25, 'who was delivered for our offenses, and was raised again for our justification.' Without the resurrection, the foundation of Christianity collapses. If Christ had not risen, as 1 Corinthians 15:14 asserts, 'our preaching is in vain, and your faith is also vain.' The resurrection confirms that Jesus is the Son of God and that His sacrifice was accepted by God, ensuring that believers are justified and can be assured of eternal life. Furthermore, it testifies to the vindication of Christ and the hope for believers who trust in Him for salvation.