I must by all means keep this feast that Cometh. — Literally, the coming, or, the next feast. This was, probably, as has been said, the Feast of Pentecost. (See Note on Acts 18:18.) If he missed that, there would be no other feast till that of Tabernacles; and then, in October, travelling, whether by sea or land, became dangerous and difficult. (See Note on Acts 27:9.)
If God will. — In this resting in the thought of the will of the Father as ordering all things well — even in their use of almost the same formula, to them much more than such a formula as the Deo volente has often become in the lips of Christians — we find another point of agreement between St. Paul and St. James (James 4:15).