Romans 2:26 WEB

²⁴  For 'the name of God is blasphemed among the Gentiles because of you,' just as it is written.

²⁵  For circumcision indeed profits, if you are a doer of the law, but if you are a transgressor of the law, your circumcision has become uncircumcision.

²⁶  If therefore the uncircumcised keep the ordinances of the law, won't his uncircumcision be accounted as circumcision?

²⁷  Won't the uncircumcision which is by nature, if it fulfills the law, judge you, who with the letter and circumcision are a transgressor of the law?

²⁸  For he is not a Jew who is one outwardly, neither is that circumcision which is outward in the flesh;