Galatians 4:24
these things have an allegorical meaning: the two women signify the two covenants, the one from mount Sinai, which is represented by Agar, whose children were born in a state of servitude.
Luke 1:7
they had no children, because Elizabeth was steril, and they were both advanced in years.
Luke 1:36
even your cousin Elizabeth, as old as she is, is become pregnant with a son: she, who was stiled barren, is now in her sixth month;
Treasury of Scripture Knowledge
Summary
Now Sarai Abram's wife bare him no children: and she had an handmaid, an Egyptian, whose name was Hagar.
Bare
Bible References
Bare
Luke 1:7
they had no children, because Elizabeth was steril, and they were both advanced in years.