Circumcision is nothing and uncircumcision is nothing, but keeping the commandments of God is what matters.
1 Corinthians 7:19
Surrounding context
7:18 Was anyone called while circumcised? Let him not become uncircumcised. Was anyone called while uncircumcised? Let him not be circumcised.
7:19 Circumcision is nothing and uncircumcision is nothing, but keeping the commandments of God is what matters.
7:20 Let each one remain in the same calling in which he was called.