Colossians 1:23

1:23 if indeed you remain in the faith, established and firm, without shifting from the hope of the gospel that you heard. This gospel has also been preached in all creation under heaven, and I, Paul, have become its servant.

Colossians 1:28

1:28 We proclaim him by instructing and teaching all people with all wisdom so that we may present every person mature in Christ.