Genesis 21:10
Therefore she said unto Abraham, Cast out this bondwoman and her son; for the son of this bondwoman shall not be heir with my son, even with Isaac.
John 8:35
And the slave does not abide in the house for ever, but the Son abides for ever.
1 John 2:19
They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us; but this happened that it might be made manifest that they were not all of us.
Genesis 17:19
And God said, Sarah thy wife shall bear thee a son indeed, and thou shalt call his name Isaac (laughter); and I will confirm 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 unto thee 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 slay me for my wife's sake.
Genesis 22:10
And Abraham stretched forth his hand and took the knife to slay his son.
Genesis 25:6
But unto the sons of the concubines, which Abraham had, Abraham gave gifts and sent them away from Isaac his son, while he yet lived, eastward, unto the east country.
Genesis 25:19
And these are the generations of Isaac, son of Abraham. Abraham begat Isaac;
Genesis 36:6-7
And Esau took his wives and his sons and his daughters and all the persons of his house and his cattle and all his beasts and all his substance, which he had got in the land of Canaan, and went into another country from the face of his brother Jacob.
Matthew 8:11-12
But I say unto you, That many shall come from the east and west and shall sit down at the table with Abraham and Isaac and Jacob in the kingdom of the heavens.
Matthew 22:13
Then the king said to the slaves, Bind him hand and foot and take him away and cast him into the darkness outside; there shall be weeping and gnashing of teeth.
Galatians 3:18
For if the inheritance is of the law, it is no longer of promise; but God gave it to Abraham by promise.
Galatians 4:7
therefore, thou art no longer a slave, but a son; and if a son, then an heir of God through Christ.
Galatians 4:22-31
For it is written that Abraham had two sons, the one by a bondmaid, the other by a freewoman.
1 Peter 1:4
unto the incorruptible inheritance that cannot be defiled and that does not fade away, conserved in the heavens for you,