To give a human example, brothers: even with a man-made covenant, no one annuls it or adds to it once it has been ratified.
15. I speak after the manner of men. By this expression he intended to put them to the blush. It is highly disgraceful and base that the testimony of God should have less weight with us than that of a mortal man.
The apostle having reproved the Galatians for not obeying the truth, and endeavoured to impress them with a sense of their folly herein, in these verses he largely proves the doctrine which he had reproved them for rejecting, namely, that of justification by faith without the works of the law. This he does several ways. I. From the example of Abraham's justification. This argument the apostle uses, Rom. 4.
Commenting on Galatians 3:6-18
Brethren,.... Whereas in Gal 3:1, he calls them "foolish Galatians", which might seem too harsh and severe, therefore, to mitigate and soften their resentments, he styles them brethren; hoping still well of them, and that they were not so far gone, but that they might be recovered; and imputing the blame and fault rather to their leaders and teachers, than to them: I speak after...