Matthew 3:9-10
and quit thinking to yourselves, we claim Abraham as our forefather, because I tell you, God is able to make Abraham's children out of these stones.
Acts 7:39
[And yet] our forefathers refused to obey him, but rejected [his leadership] and turned back to Egypt in their hearts.
Acts 7:51
You people are unbending and unrepentant in your hearts and [unwilling to listen with] your ears. You are always resisting [the desires of] the Holy Spirit just like your forefathers did.
Romans 2:28-29
For that person is not a Jew who is one [merely] on the outside. And circumcision is not [merely] an outward physical ordinance.