John 3:16-21 - We must believe on Him (Jesus), His name, and do the truth.

John 7:37-39 - Must believe on Him as the scriptures say.

Romans 1:16 - The Gospel is the power of God unto salvation to all those that believe (You must believe the gospel).

Romans 10:12-17 - One must hear the gospel to be able to believe it.

Ephesians 1:13 - They were saved by the Gospel.

I Corinthians 15:1-4 - They were saved by the Gospel Paul had preached unto them which was (verses 3 and 4) Death, Burial, and Resurrection.