NET
1 From Paul, an apostle of Christ Jesus by the will of God, and Timothy our brother, to the church of God that is in Corinth, with all the saints who are in all Achaia.
Darby
1 Paul, apostle of Jesus Christ by God's will, and the brother Timotheus, to the assembly of God which is in Corinth, with all the saints who are in the whole of Achaia.
KJV
1 Paul, an apostle of Jesus Christ by the will of God, and Timothy [our] brother, unto the church of God which is at Corinth, with all the saints which are in all Achaia: