en_tn/col/01/23.md

that was proclaimed

that believers proclaimed (See: rc://en/ta/man/translate/figs-activepassive)

to every person created under heaven

"to every person in the world"

the gospel of which I, Paul, became a servant

Paul was actually a servant of God. Alternate translation: "the gospel that I, Paul, serve God by proclaiming" (See: rc://en/ta/man/translate/figs-metonymy)