Galatians 4:22
For it is written, Abraham had two sons, one by the bond-woman, another by the free-woman.
Hebrews 11:11
By faith Sarah also herself received power to conceive seed, even when she was past age, because she accounted him faithful who had promised.
Acts 7:8
And he gave him the covenant of circumcision, and so he begat Isaac, and circumcised him the eighth day, and Isaac Jacob, and Jacob the twelve patriarchs.
Luke 1:24-25
And after these days, his wife Elisabeth conceived,
Luke 1:36
And behold thy cousin Elisabeth, she hath also conceived a son in her old age: and this is the sixth month with her who was called barren.
Romans 9:9
For this is the word of the promise, At this time I will come, and Sarah shall have a son.