For circumcision benefits you if you observe the law, but if you are a lawbreaker, your circumcision has become uncircumcision.

All have turned away;
all alike have become useless.
There is no one who does what is good,
not even one.

Now we know that whatever the law says speaks to those who are subject to the law, so that every mouth may be shut and the whole world may become subject to God’s judgment.

But now, since you have been liberated from sin and have become enslaved to God, you have your fruit, which results in sanctification—and the end is eternal life!

Therefore, did what is good cause my death? Absolutely not! On the contrary, sin, in order to be recognized as sin, was producing death in me through what is good, so that through the commandment, sin might become sinful beyond measure.

And just as Isaiah predicted:

If the Lord of Hosts had not left us offspring,
we would have become like Sodom,
and we would have been made like Gomorrah.

And David says:

Let their feasting become a snare and a trap,
a pitfall and a retribution to them.

For I say that the Messiah became a servant of the circumcised on behalf of God’s truth, to confirm the promises to the fathers,