Luke 1:57

And the time was completed to Elizabeth, for her to bring forth; and she brought forth a son.

Genesis 21:2-3

And Sarah shall conceive, and bring forth to Abraham a son to his old age, at the appointed time which God spake to him.

Numbers 23:19

God is not man, and will he lie? and the son of man, and will he grieve? Did he say, and will he not do? and speak, and will he not establish?

Luke 1:13

And the messenger said to him, Fear not, Zacharias: for thy supplication has been heard; and thy wife Elizabeth shall bear thee a son, and thou shalt call his name John.

Luke 2:6-7

And it was in their being there, the days were completed for her to bring forth.

Treasury of Scripture Knowledge

Summary

Now Elisabeth's full time came that she should be delivered; and she brought forth a son.

Bible References

General references

Luke 1:13
And the messenger said to him, Fear not, Zacharias: for thy supplication has been heard; and thy wife Elizabeth shall bear thee a son, and thou shalt call his name John.
Luke 2:6
And it was in their being there, the days were completed for her to bring forth.
Genesis 21:2
And Sarah shall conceive, and bring forth to Abraham a son to his old age, at the appointed time which God spake to him.
Numbers 23:19
God is not man, and will he lie? and the son of man, and will he grieve? Did he say, and will he not do? and speak, and will he not establish?