Acts 7:8
"Then He gave him the Covenant of circumcision, and under this Covenant he became the father of Isaac--whom he circumcised on the eighth day. Isaac became the father of Jacob, and Jacob became the father of the twelve Patriarchs.
Acts 2:29
"As to the patriarch David, I need hardly remind you, brethren, that he died and was buried, and that we still have his tomb among us.
Matthew 1:2
Abraham was the father of Isaac; Isaac of Jacob; Jacob of Judah and his brothers.
John 7:22
Consider therefore. Moses gave you the rite of circumcision (not that it began with Moses, but with your earlier forefathers)
Romans 4:10
What then were the circumstances under which this took place? Was it after he had been circumcised, or before?
Romans 9:9-13
For the words are the language of promise and run thus, "About this time next year I will come, and Sarah shall have a son."
Galatians 3:15
Brethren, even a covenant made by a man--to borrow an illustration from daily life--when once formally sanctioned is not liable to be set aside or added to.
Galatians 3:17
I mean that the Covenant which God had already formally made is not abrogated by the Law which was given four hundred and thirty years later--so as to annul the promise.
Hebrews 7:4
Now think how great this priest-king must have been to whom Abraham the patriarch gave a tenth part of the best of the spoil.