Romans 16:25-26
25. Now to him that is of power—more simply, as in Jude 24, "to Him that is able."
to stablish—confirm, or uphold you, according to my gospel, and the preaching of Jesus Christ—that is, in conformity with the truths of that Gospel which I preach, and not I only, but all to whom has been committed "the preaching of Jesus Christ." according to the revelation of the mystery—(See on Ro 11:25). which was kept secret since the world began—literally, "which hath been kept in silence during eternal ages."26. But is now made manifest—The reference here is to that peculiar feature of the Gospel economy which Paul himself was specially employed to carry into practical effect and to unfold by his teaching—the introduction of the Gentile believers to an equality with their Jewish brethren, and the new, and, to the Jews, quite unexpected form which this gave to the whole Kingdom of God (compare Eph 3:1-10, &c.). This the apostle calls here a mystery hitherto undisclosed, in what sense Ro 16:27 will show, but now fully unfolded; and his prayer for the Roman Christians, in the form of a doxology to Him who was able to do what he asked, is that they might be established in the truth of the Gospel, not only in its essential character, but specially in that feature of it which gave themselves, as Gentile believers, their whole standing among the people of God.
and by the scriptures of the prophets, according to the commandment of the everlasting God, made known to all nations for—in order to the obedience of faith—Lest they should think, from what he had just said, that God had brought in upon his people so vast a change on their condition without giving them any previous notice, the apostle here adds that, on the contrary, "the Scriptures of the prophets" contain all that he and other preachers of the Gospel had to declare on these topics, and indeed that the same "everlasting God," who "from eternal ages" had kept these things hid, had given "commandment" that they should now, according to the tenor of those prophetic Scriptures, be imparted to every nation for their believing acceptance.