Romans 3:1

What then is the advantage of the Jew? or what the benefit of circumcision?

Romans 2:25-29

For circumcision is indeed a benefit to thee, if thou keep the Law; but if thou art a breaker of the Law, thy circumcision hath become uncircumcision.

1 Corinthians 15:32

If with the views of men I fought with wild beasts at Ephesus, what advantage is it to me? If the dead rise not, "let us eat and drink, for tomorrow we die."

Hebrews 13:9

Be not carried aside with various and strange teachings; for it is good that the heart be established with grace, not with meats, in which those who walked were not profited.

Treasury of Scripture Knowledge

Summary

What advantage then hath the Jew? or what profit is there of circumcision?

Bible References

Advantage

Romans 2:25
For circumcision is indeed a benefit to thee, if thou keep the Law; but if thou art a breaker of the Law, thy circumcision hath become uncircumcision.
1 Corinthians 15:32
If with the views of men I fought with wild beasts at Ephesus, what advantage is it to me? If the dead rise not, "let us eat and drink, for tomorrow we die."
Hebrews 13:9
Be not carried aside with various and strange teachings; for it is good that the heart be established with grace, not with meats, in which those who walked were not profited.