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.
Colossians 2:11
In [fellowship with] Him you people were also circumcised with a circumcision not performed by human beings, but performed by Christ, consisting of the removal of the body of [sinful] flesh.
James 4:6-7
But He gives [us] more unearned favor [i.e., to overcome the world]. Therefore, the Scripture says [Prov. 3:34], "God opposes proud people, but gives unearned favor to those who are humble."
Treasury of Scripture Knowledge
Summary
Circumcise therefore the foreskin of your heart, and be no more stiffnecked.
Stiff-necked
Bible References
Stiff-necked
James 4:6
But He gives [us] more unearned favor [i.e., to overcome the world]. Therefore, the Scripture says [Prov. 3:34], "God opposes proud people, but gives unearned favor to those who are humble."