Romans 4:1

The apostle proves what he had advanced in the last chapter, that the Jews cannot be justified by the works of the written law, nor by any works, unless joined with faith in the Messias, their Redeemer. This he shews by the example of Abraham, who is said to have been justified by believing; 2. and this was before he was circumcised; 3. and long before the law of Moses. Justification was then given without the works of that law. --- What advantage shall we say, then, that Abraham hath found, who is our father according to the flesh? This seems the true construction and sense: rather than what did he find according to the flesh, as some expound it. (Witham)