Genesis 21:12

And God said unto Abraham Let it not be grievous in thine eyes concerning the boy and concerning thy bondwoman, In all that Sarah may say unto thee, hearken to her voice, - For in Isaac, shall there be called to thee - a seed.

Hebrews 11:18

Even him of whom it had been said - In Isaac, shall there be called to thee, a seed:

Genesis 17:19

And God said - Truly, Sarah thy wife, is about to bear thee a son, and thou shalt call his name, Isaac, - and I will establish my covenant with him as an age-abiding covenant, to his seed after him.

Genesis 17:21

But my covenant, will I establish with Isaac, - whom Sarah shall bear, to thee, by this set time, in the next year.

1 Samuel 8:7

And Yahweh said unto Samuel, Hearken unto the voice of the people, in all that they shall say unto thee, - for, not thee, have they rejected, but, me, have they rejected, from being king over them.

1 Samuel 8:9

Now, therefore, hearken to their voice, - save that thou, enter protest, against them, and tell them the manner of the king who will reign over them.

Isaiah 46:10

Declaring from the beginning, the latter end, And from olden time, that which had never been done, - Saying My purpose shall stand, and All my pleasure, will I perform;

Romans 9:7-8

Neither, because they are seed of Abraham, are all children, - but, In Isaac, shall there be called unto thee a seed.

Treasury of Scripture Knowledge

Summary

And God said unto Abraham, Let it not be grievous in thy sight because of the lad, and because of thy bondwoman; in all that Sarah hath said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.

General references

Bible References

Hearken

1 Samuel 8:7
And Yahweh said unto Samuel, Hearken unto the voice of the people, in all that they shall say unto thee, - for, not thee, have they rejected, but, me, have they rejected, from being king over them.
Isaiah 46:10
Declaring from the beginning, the latter end, And from olden time, that which had never been done, - Saying My purpose shall stand, and All my pleasure, will I perform;

In isaac

Genesis 17:19
And God said - Truly, Sarah thy wife, is about to bear thee a son, and thou shalt call his name, Isaac, - and I will establish my covenant with him as an age-abiding covenant, to his seed after him.
Romans 9:7
Neither, because they are seed of Abraham, are all children, - but, In Isaac, shall there be called unto thee a seed.
Hebrews 11:18
Even him of whom it had been said - In Isaac, shall there be called to thee, a seed:

General references

Genesis 21:3
And Abraham called the name of his son that was born to him, whom, Sarah, bare to him, Isaac.
Genesis 25:5
And Abraham gave all that he had to Isaac;