The gospel

For I am not ashamed of the gospel, for it is the power of God for salvation to everyone who believes, to the Jew first and also to the Greek.
-Romans 1:16

What is the gospel?

How to share the gospel

Therefore, we are ambassadors for Christ, God making His appeal through us.  We implore you on behalf of Christ, be reconciled to God.
-2 Corinthians 5:20