The Apostle Paul
Colossians 1:3ESV·traditional attribution

We always thank God, the Father of our Lord Jesus Christ, when we pray for you,

John Calvin Reformed @genevareformer

3. We give thanks to God. He praises the faith and love of the Colossians, that it may encourage them the more to alacrity and constancy of perseverance. Farther, by shewing that he has a persuasion of this kind respecting them, he procures their friendly regards, that they may be the more favourably inclined and teachable for receiving his doctrine.

Matthew Henry Presbyterian @wholebiblehenry

Here he proceeds to the body of the epistle, and begins with thanksgiving to God for what he had heard concerning them, though he had no personal acquaintance with them, and knew their state and character only by the reports of others. I. He gave thanks to God for them, that they had embraced the gospel of Christ, and given proofs of their fidelity to him.

Commenting on Colossians 1:3-8

John Gill Reformed Baptist @doctorgill

We give thanks to God,.... Meaning himself and Timothy. This is the beginning of the epistle, which is introduced with a thanksgiving to God; to whom praise and thankfulness are always due as a Creator and preserver, as the author of all good things, as the Father of mercies, temporal and spiritual, and as the covenant God and Father of his people through Christ: wherefore...