But the law is not of faith, rather “The one who does them shall live by them.”
12. And the law is not of faith. The law evidently is not contrary to faith; otherwise God would be unlike himself; but we must return to a principle already noticed, that Paul’s language is modified by the present aspect of the case. The contradiction between the law and faith lies in the matter of justification.
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
And the law is not of faith,.... The Arabic version adds, "but of man"; which as it is an addition to the text, so it contains false doctrine; for though the law is not of faith, yet not of man, but of God; the law does not consist of faith in Christ, nor does it require it, and that a man should live by it...