Romans 15:9, 16

and for the Gentiles to glorify God for His mercy; as it is written, “THEREFORE I WILL GIVE PRAISE TO YOU AMONG THE GENTILES, AND I WILL SING TO YOUR NAME.”

to be a minister of Christ Jesus to the Gentiles, ministering as a priest the gospel of God, so that my offering of the Gentiles may become acceptable, sanctified by the Holy Spirit.