The collection for the saints] cp. 2 Corinthians 8:9; Romans 15:25-28.
To the churches of Galatia] either by messenger, or by a letter not preserved; not in our Epistle to the Galatians. The Churches of Galatia were those he had established in Pisidian Antioch, Iconium, Derbe, and Lystra: see Acts 13:14; Acts 14:23.