Romans 9:8-10

New King James Version

⁸ That is, those who are the children of the flesh, these are not the children of God; but ^(A)the children of the promise are counted as the seed. ⁹ For this is the word of promise: ^(B)“At this time I will come and Sarah shall have a son.”

¹⁰ And not only this, but when ^(C)Rebecca also had conceived by one man, even by our father Isaac