Galatians 4:28

Brothers, we are children who belong to the promise, the same as Isaac was.

Galatians 3:29

If you are Christ's, then you are Abraham's seed, heirs according to promise.

Galatians 4:23

How is it that the son by the slave woman is born after the flesh; but the son by the freewoman is born through promise?

Romans 4:13-18

The promise to Abraham or to his seed that he should be heir of the world was not through the law but through righteousness by faith.

Romans 9:8-9

That is, the children of the flesh are not the children of God; but the children of the promise are counted as seed.

Acts 3:25

You are the children of the prophets, and of the covenant that God made with our fathers. He said to Abraham: 'All the families of the earth will be blessed in your seed.'

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