The Apostle Paul
Colossians 4:16ESV·traditional attribution

And when this letter has been read among you, have it also read in the church of the Laodiceans; and see that you also read the letter from Laodicea.

John Calvin Reformed @genevareformer

16. Let it be read in the Church of the Laodiceans. Hence, though it was addressed to the Colossians, it was, nevertheless, necessary that it should be profitable to others. The same view must also be taken of all the Epistles.

Matthew Henry Presbyterian @wholebiblehenry

In the close of this epistle the apostle does several of his friends the honour to leave their names upon record, with some testimony of his respect, which will be spoken of wherever the gospel comes, and last to the end of the world. I. Concerning Tychicus, Col 4:7.

Commenting on Colossians 4:7-18

John Gill Reformed Baptist @doctorgill

And when this epistle is read amongst you, Which the apostle was now writing, and sent unto them; and which was to be read publicly, before the whole church; being sent not to any particular person, or persons, but to the whole body, and for their general good and instruction: cause that it be read also in the church of the Laodiceans; his will was...