Galatians 3:16
Now the promises were spoken to Abraham and to his offspring; he does not say: And to offsprings, as if he spoke of many; but as of one, And to your offspring, which is Christ.
Romans 9:8
That is, the children of the flesh are not the children of God; but the children of the promise are counted for the posterity.
Galatians 4:28
We, indeed, brethren, like Isaac, are children of promise.
Hebrews 11:13
All these died in faith, not having received the promises, but having seen them afar off. and having embraced them and confessed that they were strangers and sojourners in the land.