Verses for circumcision is

Circumcision is nothing, and uncircumcision is nothing, but the keeping of the commandments of God.

For circumcision verily profiteth, if thou keep the law: but if thou be a breaker of the law, thy circumcision is made uncircumcision.

But he is a Jew, which is one inwardly; and circumcision is that of the heart, in the spirit, and not in the letter; whose praise is not of men, but of God.