The Apostle Paul
Romans 9:31BSB·traditional attribution

but Israel, who pursued a law of righteousness, has not attained it.

John Calvin Reformed @genevareformer

31. But Israel, by pursuing, etc. Paul openly states what seemed incredible, — that it was no wonder that the Jews gained nothing by sedulously following after righteousness; for by running out of the way, they wearied themselves in vain.

Matthew Henry Presbyterian @wholebiblehenry

The apostle comes here at last to fix the true reason of the reception of the Gentiles, and the rejection of the Jews. There was a difference in the way of their seeking, and therefore there was that different success, though still it was the free grace of God that made them differ. He concludes like an orator, What shall we say then?

Commenting on Romans 9:30-33

John Gill Reformed Baptist @doctorgill

Wherefore? because they sought it not by faith,.... The question is asked, why they did not attain to that, which with so much diligence they pressed after? the answer is, because, as they did not seek for righteousness in a right place, or object, they sought for it in the law, and the works of it, where it is never to be found by a...