What is the gospel message that Jesus preached?

The essence of the gospel, as preached by Jesus, is encapsulated in the message of His death for sin and subsequent resurrection. In Luke 24:46-47, Jesus explained that 'thus it was necessary for Christ to suffer and to rise from the dead the third day,' demonstrating the fulfillment of God’s redemptive plan. This gospel is affirmed in 1 Corinthians 15:3, stating that 'Christ died for our sins according to the Scriptures,' indicating that the entirety of Scripture points to this redemptive act. The gospel reveals God’s grace poured out for the salvation of His elect, much needed for all humanity.