Luke
Acts 20:2ESV·traditional attribution

When he had gone through those regions and had given them much encouragement, he came to Greece.

Matthew Henry Presbyterian @wholebiblehenry

These travels of Paul which are thus briefly related, if all in them had been recorded that was memorable and worthy to be written in letters of gold, the world would not contain the books that would have been written; and therefore we have only some general hints of occurrences, which therefore ought to be the more precious. Here is, I. Paul's departure from Ephesus.

Commenting on Acts 20:1-6

John Gill Reformed Baptist @doctorgill

And when he had gone over those parts,.... Of Macedonia, and the cities in it before mentioned; and had given them much exhortation; to abide by the doctrines and ordinances of the Gospel, and to walk worthy of it in their lives and conversations; and this exhortation he was frequently giving, as often as he had opportunity, improving his time much this way, and continued...

Albert Barnes Presbyterian @notesbybarnes

Verse 2. Over those parts. The parts of country in and near Macedonia. He probably went to Macedonia by Troas, where he expected to find Titus, ; but not finding him there, he went by himself to Philippi, Thessalonica, etc., and then returned to Greece Proper. Into Greece. Into Greece Proper, of which Athens was the capital.