Colossians 1:23; Colossians 1:25

23 if you continue in your faith, established and firm, and do not move from the hope held out in the gospel. This is the gospel that you heard and that has been proclaimed to every creature under heaven, and of which I, Paul, have become a servant.

25 I have become its servant by the commission God gave me to present to you the word of God in its fullness—