Galatians 6:13

For neither they being circumcised themselves observe the law; but they wish you to be circumcised, that they might boast in your flesh.

Matthew 23:3

Therefore all whatever they say to you to keep, keep and do; and according to their works do not, for they say and do not.

Matthew 23:15

Woe to you, scribes and Pharisees hypocrites! for ye go about sea and dry land to make one proselyte, and when he should become, ye make him the son of hell, twofold more than you.

Matthew 23:23

Woe to you scribes and Pharisees, hypocrites! for ye exact tenths and dill and cummin, and ye have left the weightier things of the law, judgment, and mercy, and faith: these it was necessary to do, and not to let go those.

Romans 2:17-25

Behold, thou art named a Jew, and restest upon the law, and boastest thyself in God,

Romans 3:9-19

What advantage therefore have we? Not in any way: for we before accused both Jews and Greeks, all to be under sin.

1 Corinthians 3:21

Therefore let none boast in men. For all things are yours;

1 Corinthians 5:6

Your boasting not good. Know ye not that a little leaven may leaven the whole mixture?

2 Corinthians 11:18

Since many boast according to the flesh, I shall also boast.

Philippians 3:3

For we are the circumcision, serving God in spirit, and boasting in Christ Jesus, and not trusting in the flesh.

2 Peter 2:19

Promising them liberty, they being servants of corruption: for by whom any is conquered, by him has he been made to serve.

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
Therefore all whatever they say to you to keep, keep and do; and according to their works do not, for they say and do not.
Romans 2:17
Behold, thou art named a Jew, and restest upon the law, and boastest thyself in God,
Romans 3:9
What advantage therefore have we? Not in any way: for we before accused both Jews and Greeks, all to be under sin.
2 Peter 2:19
Promising them liberty, they being servants of corruption: for by whom any is conquered, by him has he been made to serve.

That they may

1 Corinthians 3:21
Therefore let none boast in men. For all things are yours;
1 Corinthians 5:6
Your boasting not good. Know ye not that a little leaven may leaven the whole mixture?
2 Corinthians 11:18
Since many boast according to the flesh, I shall also boast.

General references

Matthew 23:4
For they bind loads heavy and difficult to carry, and put upon men's shoulders; and with their fingers will they not move them.
Luke 5:38
But new wine cast into new wine-skins; and both are kept.
1 Corinthians 1:31
That, as it has been written, Let him boasting, boast in the Lord.
2 Corinthians 10:17
But he boasting, let him boast in the Lord.