Luke 1:13-20
But the Angel said to him. "Do not be afraid, Zachariah, because your petition has been heard, and your wife Elizabeth will bear you a son, and you are to call him John.
Romans 9:6-9
It is not, however, as though God's word had failed! For they are not all Israel who have sprung from Israel;
Galatians 4:28-31
But you, brothers, are like Isaac, children of the promise;
Treasury of Scripture Knowledge
Summary
And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant, and with his seed after him.
General references
Bible References
General references
Luke 1:55
"As he spoke to our forefathers, to Abraham and his offspring forever."