Romans 9:7

9:7 nor are all the children Abraham’s true descendants; rather “through Isaac will your descendants be counted.” ¹ 

Romans 9:24

9:24 even us, whom he has called, not only from the Jews but also from the Gentiles?

[9:7]  ¹ tn Grk “be called.” The emphasis here is upon God’s divine sovereignty in choosing Isaac as the child through whom Abraham’s lineage would be counted as opposed to Ishmael.