Rom 4:2. Εἰ, if) A particle implying reluctant concession [for argument’s sake].-γὰρ, for) [The γάρ expresses] the cause after the proposition, and the reason why, in Rom 4:1, he added the limitation, hath found as pertaining to the flesh.[43]-πρὸς) to, or before. He was not justified by works before God, and therefore, he has no ground of boasting before God; but both [hold good of him] according to the flesh.
[43] Εξ ἔργων, from works) Abraham was before the law, hence Paul introduces no mention of the law, ver. 1-12.-V. g.