The Apostle Paul
Romans 9:33BSB·traditional attribution

as it is written: “See, I lay in Zion a stone of stumbling and a rock of offense; and the one who believes in Him will never be put to shame.”

John Calvin Reformed @genevareformer

33. And every one who believes in him shall not be ashamed. He subjoins this testimony from another part for the consolation of the godly; as though he had said, “Because Christ is called the stone of stumbling, there is no reason that we should dread him, or entertain fear instead of confidence; for he is appointed for ruin to the unbelieving, but for life...

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

Albert Barnes Presbyterian @notesbybarnes

Verse 33. As it is written. See . The quotation here is made up of both these passages, and contains the substance of both. Comp. also . Behold I lay in Sion. Mount Zion was the hill or eminence in Jerusalem, over against Mount Moriah, on which the temple was built. On this was the palace of David, and this was the residence of the court, .