But I say, didn’t they hear? Yes, most certainly, “Their sound went out into all the earth, their words to the ends of the world.”
Verse 18. But I say. But to this Objection I, the apostle, reply, The objection had been carried through the previous verses. The apostle comes now to reply to it. In doing this, he does not deny the principle contained in it, that the gospel should be preached in order that men might be justly condemned for not believing it; not that the messengers must...
18. But I say, have they not heard? etc. Since the minds of men are imbued, by preaching, with the knowledge of God, which leads them to call on God, it remained a question whether the truth of God had been proclaimed to the Gentiles; for that Paul had suddenly betaken himself to the Gentiles, there was by that novelty no small offense given.
It was no less than a miracle that the gospel, in the space of a few years, should be preached to all nations, and planted in the remotest parts of the world; and yet thus it was; which makes St. Paul here apply that to the preaching of the apostles, which David applies to the preaching of the heavens, Ps 19:4.