Genesis 21:10
And she said to Abraham, Cast out this slave woman and her son. For the son of this slave woman shall not be heir with my son, with Isaac.
John 8:35
And the slave does not abide in the house forever, but the Son abides forever.
1 John 2:19
They went out from us, but they were not of us; for if they were of us, they would have continued with us. But they went out so that it might be revealed that they were not all of us.
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 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 20:11
And Abraham said, Because I thought, Surely the fear of God is not in this place, and they will kill me for my wife's sake.
Genesis 22:10
And Abraham stretched out his hand and took the knife to slay his son.
Genesis 25:6
But to the sons of the concubines which Abraham had, Abraham gave gifts. And he sent them away from Isaac his son while he still lived, eastward to the east country.
Genesis 25:19
And these were the generations of Isaac, Abraham's son. Abraham fathered Isaac.
Genesis 36:6-7
And Esau took his wives and his sons and his daughters, and all the souls of his house, and his cattle, and all his beasts, and all his substance which he had gotten in the land of Canaan, and went into the country away from the face of his brother Jacob.
Matthew 8:11-12
And I say to you that many shall come from the east and the west, and shall sit down with Abraham and Isaac and Jacob in the kingdom of Heaven.
Matthew 22:13
Then the king said to the servants, Bind him hand and foot and take him away, and cast him into outer darkness. There shall be weeping and gnashing of teeth.
Galatians 3:18
For if the inheritance is of Law, it is no more of promise; but God gave it to Abraham by way of promise.
Galatians 4:7
So that you are no longer a slave, but a son; and if a son, also an heir of God through Christ.
Galatians 4:22-31
For it is written: Abraham had two sons, the one out of the slave-woman, and one out of the free woman.
1 Peter 1:4
to an inheritance incorruptible and undefiled, and unfading, reserved in Heaven for you