Hebrews 11:11-12

Again, it was faith that enabled Sarah to conceive (though she was past the age for child-bearing), because she felt sure that he who had given her the promise would not fail her.

Luke 1:7

But they had no child, Elizabeth being barren; and both of them were advanced in years.

Luke 1:18

"How can I be sure of this?" Zechariah asked the angel. "For I am an old man and my wife is advanced in years."

Luke 1:36

And Elizabeth, your cousin, is herself also expecting a son in her old age; and it is now the sixth month with her, though she is called barren;

Romans 4:18-21

With no ground for hope, Abraham, sustained by hope, put faith in God; in order that, in fulfillment of the words-'So many shall thy descendants be,' he might become 'the Father of many nations.'

Hebrews 11:19

For he argued that God was able even to raise a man from the dead--and indeed, figuratively speaking, Abraham did receive Isaac back from the dead.

Treasury of Scripture Knowledge

Summary

Now Abraham and Sarah were old and well stricken in age; and it ceased to be with Sarah after the manner of women.

Bible References

Old

Luke 1:7
But they had no child, Elizabeth being barren; and both of them were advanced in years.
Romans 4:18
With no ground for hope, Abraham, sustained by hope, put faith in God; in order that, in fulfillment of the words-'So many shall thy descendants be,' he might become 'the Father of many nations.'
Hebrews 11:11
Again, it was faith that enabled Sarah to conceive (though she was past the age for child-bearing), because she felt sure that he who had given her the promise would not fail her.