Romans 4:11-12
and he received the sign of circumcision, as a seal of the justification by that faith, which the uncircumcised have: that he might be the father of all those who believe, tho' they are uncircumcised, that it might be accounted to them also for righteousness:
Matthew 22:32
" I am the God of Abraham, and the God of Isaac, and the God of Jacob?" God is not a benefactor to the dead, but to the living.
Romans 11:25
I would not, brethren, have you ignorant of this secret, (for fear you should presume too much on your selves) that blindness has fallen upon a part of Israel, until the time when the Gentiles shall be fully come in.
Galatians 3:29
and if you belong to Christ, you are Abraham's offspring, and his heirs by virtue of the promise.