Galatians 4:30

However what does the Scripture say? "Throw out the handmaid and her son, for the son of the handmaid will not inherit with the son of the free woman."

John 8:35

A bondservant doesn't live in the house forever. A son remains forever.

Genesis 21:10-12

Therefore she said to Abraham, "Cast out this handmaid and her son! For the son of this handmaid will not be heir with my son, Isaac."

Romans 4:3

For what does the Scripture say? "Abraham believed God, and it was accounted to him for righteousness."

Romans 8:15-17

For you didn't receive the spirit of bondage again to fear, but you received the Spirit of adoption, by whom we cry, "Abba! Father!"

Romans 11:2

God didn't reject his people, which he foreknew. Or don't you know what the Scripture says about Elijah? How he pleads with God against Israel:

Romans 11:7-11

What then? That which Israel seeks for, that he didn't obtain, but the chosen ones obtained it, and the rest were hardened.

Galatians 3:8

The Scripture, foreseeing that God would justify the Gentiles by faith, preached the Good News beforehand to Abraham, saying, "In you all the nations will be blessed."

Galatians 3:22

But the Scriptures imprisoned all things under sin, that the promise by faith in Jesus Christ might be given to those who believe.

James 4:5

Or do you think that the Scripture says in vain, "The Spirit who lives in us yearns jealously"?

Treasury of Scripture Knowledge

Summary

Nevertheless what saith the scripture? Cast out the bondwoman and her son: for the son of the bondwoman shall not be heir with the son of the freewoman.

Bible References

What

Galatians 3:8
The Scripture, foreseeing that God would justify the Gentiles by faith, preached the Good News beforehand to Abraham, saying, "In you all the nations will be blessed."
Romans 4:3
For what does the Scripture say? "Abraham believed God, and it was accounted to him for righteousness."
Romans 11:2
God didn't reject his people, which he foreknew. Or don't you know what the Scripture says about Elijah? How he pleads with God against Israel:
James 4:5
Or do you think that the Scripture says in vain, "The Spirit who lives in us yearns jealously"?

Cast

Genesis 21:10
Therefore she said to Abraham, "Cast out this handmaid and her son! For the son of this handmaid will not be heir with my son, Isaac."
Romans 11:7
What then? That which Israel seeks for, that he didn't obtain, but the chosen ones obtained it, and the rest were hardened.