To pass into Achaia; to Corinth, which was in Achaia.
The brethren wrote; who were at Ephesus.
Helped them much which had believed through grace; Apollos helped them much by his eloquence, zeal, and constancy, which all are the gifts of God; but, especially, that they believed was through grace; for faith is the gift of God, Eph_2:8, and it was given unto them to believe, Phi_1:29.