Galatians 6:13

Why, even the circumcision party do not observe the Law themselves! They merely want you to get circumcised, so as to boast over your flesh!

Matthew 23:3

so do whatever they tell you, obey them, but do not do as they do. They talk but they do not act.

Matthew 23:15

Woe to you, you impious scribes and Pharisees! you traverse sea and land to make a single proselyte, and when you succeed you make him a son of Gehenna twice as bad as yourselves.

Matthew 23:23

Woe to you, you impious scribes and Pharisees! you tithe mint and dill and cummin, and omit the weightier matters of the law, justice and mercy and faithfulness; these latter you ought to have practised ??without omit ting the former.

Romans 2:17-25

If you bear the name of 'Jew,' relying on the Law, priding yourself on God,

Romans 3:9-19

Well now, are we Jews in a better position? Not at all. I have already charged all, Jews as well as Greeks, with being under sin ??10 as it is written, None is righteous, no, not one;

1 Corinthians 3:21

So you must not boast about men. For all belongs to you;

1 Corinthians 5:6

Your boasting is no credit to you. Do you not know that a morsel of dough will leaven the whole lump?

2 Corinthians 11:18

Since many boast on the score of the flesh, I will do the same.)

Philippians 3:3

We are the true Circumcision, we who worship God in spirit, we who pride ourselves on Christ Jesus, we who rely upon no outward privilege.

Treasury of Scripture Knowledge

Summary

For neither they themselves who are circumcised keep the law; but desire to have you circumcised, that they may glory in your flesh.

Bible References

Keep

Matthew 23:3
so do whatever they tell you, obey them, but do not do as they do. They talk but they do not act.
Romans 2:17
If you bear the name of 'Jew,' relying on the Law, priding yourself on God,
Romans 3:9
Well now, are we Jews in a better position? Not at all. I have already charged all, Jews as well as Greeks, with being under sin ??10 as it is written, None is righteous, no, not one;

That they may

1 Corinthians 3:21
So you must not boast about men. For all belongs to you;
1 Corinthians 5:6
Your boasting is no credit to you. Do you not know that a morsel of dough will leaven the whole lump?
2 Corinthians 11:18
Since many boast on the score of the flesh, I will do the same.)

General references

Matthew 23:4
They make up heavy loads and lay them on men's shoulders, but they will not stir a finger to remove them.
Luke 5:38
No, fresh wine must be poured into new wineskins.
1 Corinthians 1:31
so that, as it is written, let him who boasts boast of the Lord.
2 Corinthians 10:17
However, let him who boasts boast of the Lord;