Genesis 21:2

For Sarah conceived and bore Abraham a son in his old age, at the set time of which God had spoken to him.

Galatians 4:22

For it is written: Abraham had two sons, the one out of the slave-woman, and one out of the free woman.

Hebrews 11:11

By faith also Sarah herself received strength to conceive seed and was delivered of a child when she was past age, because she judged Him who had promised to be faithful.

Genesis 17:21

But I will establish My covenant with Isaac, whom Sarah shall bear to you at this set time in the next year.

Genesis 17:19

And God said, Sarah your wife shall bear you a son indeed. And you shall call his name Isaac. And I will establish My covenant with him for an everlasting covenant, and with his seed after him.

Genesis 18:10

And He said, I will certainly return to you according to the time of life, and lo, Sarah your wife shall have a son. And Sarah heard in the tent door which was behind Him.

Genesis 18:14

Is anything too hard for Jehovah? At the time appointed I will return again, according to the time of life, and Sarah shall have a son.

Acts 7:8

And He gave him the covenant of circumcision. And so Abraham fathered Isaac and circumcised him the eighth day. And Isaac fathered Jacob, and Jacob the twelve patriarchs.

2 Kings 4:16-17

And he said, At this time, according to the time of life, you shall embrace a son. And she said, No, my lord, O man of God, do not lie to your handmaid.

Luke 1:24-25

And after those days his wife Elizabeth conceived and hid herself five months, saying,

Luke 1:36

And behold, your cousin Elizabeth 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 promise: "At this time I will come and Sarah shall have a son."

Treasury of Scripture Knowledge

Summary

For Sarah conceived, and bare Abraham a son in his old age, at the set time of which God had spoken to him.

General references

Bible References

Conceived

2 Kings 4:16
And he said, At this time, according to the time of life, you shall embrace a son. And she said, No, my lord, O man of God, do not lie to your handmaid.
Luke 1:24
And after those days his wife Elizabeth conceived and hid herself five months, saying,
Acts 7:8
And He gave him the covenant of circumcision. And so Abraham fathered Isaac and circumcised him the eighth day. And Isaac fathered Jacob, and Jacob the twelve patriarchs.
Galatians 4:22
For it is written: Abraham had two sons, the one out of the slave-woman, and one out of the free woman.
Hebrews 11:11
By faith also Sarah herself received strength to conceive seed and was delivered of a child when she was past age, because she judged Him who had promised to be faithful.

At the set

Genesis 17:19
And God said, Sarah your wife shall bear you a son indeed. And you shall call his name Isaac. And I will establish My covenant with him for an everlasting covenant, and with his seed after him.
Genesis 18:10
And He said, I will certainly return to you according to the time of life, and lo, Sarah your wife shall have a son. And Sarah heard in the tent door which was behind Him.
Romans 9:9
For this is the word of promise: "At this time I will come and Sarah shall have a son."

General references

Luke 1:57
And the time was fulfilled to Elizabeth for her to bear. And she bore a son.
Hebrews 6:15
And so, after he had patiently endured, he obtained the promise.