Acts 7:8
And with Abraham He made the sacred compact of circumcision, and he became the father of Isaac and circumcised him on the eighth day, and Isaac became the father of Jacob, and Jacob of the twelve patriarchs.
Acts 2:29
"Brothers, I may confidently say to you about the patriarch David, that he died and was buried, and that his grave is here among us to this very day.
Matthew 1:2
Abraham was the father of Isaac, Isaac the father of Jacob, Jacob the father of Judah and his brothers,
John 7:22
Then Moses gave you the rite of circumcision -- not that it had its origin with Moses but with your earlier forefathers -- and you circumcise a male child even on the Sabbath.
Romans 4:10
Under what circumstances was it credited to him as right standing? Was it after he was circumcised, or before? Not after but before he was circumcised.
Romans 9:9-13
For this is the language of the promise, "About this time next year I will come back, and Sarah will have a son."
Galatians 3:15
Brothers, I am going to use a human illustration: Even a human contract, once it has been ratified, no one can annul or change.
Galatians 3:17
I mean this: The law which was given four hundred and thirty years later could not annul the contract which had already been ratified by God, so as to cancel the promise.
Hebrews 7:4
Now see how great this man must have been that even the patriarch Abraham gave him a tenth of his spoils.