Galatians 6:13

For the circumcised themselves do not keep the law, but they wish you to be circumcised that they may glory in your flesh.

Matthew 23:3

All things therefore which they tell you, do and keep. But do not their works. For they say and do not,

Matthew 23:15

Woe to you scribes and Pharisees, hypocrites! For you compass the sea and the dry land to make one proselyte; and when he is gained you make him twice as much a child of hell as yourselves.

Matthew 23:23

Woe to you scribes and Pharisees, hypocrites! For you tithe mint, and anise, and cummin, and have neglected the weightier matters of the law, justice, mercy, and faith. These you ought to do, and not neglect the others.

Romans 2:17-25

But [what] if you are called a Jew and rest on the law, and boast of God,

Romans 3:9-19

What defense then have we? None at all; for we before asserted that both Jews and Greeks are all under sin,

1 Corinthians 3:21

Let no one therefore glory in men; for all things are yours,

1 Corinthians 5:6

Your rejoicing is not good. Do you not know that a little leaven leavens the whole mass?

2 Corinthians 11:18

Since many boast of the flesh, I also will boast.

Philippians 3:3

We are the circumcision, who serve God in spirit, and rejoice in Christ Jesus, and trust not in the flesh,

2 Peter 2:19

promising them liberty, when they themselves are servants of corruption; for by whatever a man is overcome, to this is he made a servant.

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
All things therefore which they tell you, do and keep. But do not their works. For they say and do not,
Romans 2:17
But [what] if you are called a Jew and rest on the law, and boast of God,
Romans 3:9
What defense then have we? None at all; for we before asserted that both Jews and Greeks are all under sin,
2 Peter 2:19
promising them liberty, when they themselves are servants of corruption; for by whatever a man is overcome, to this is he made a servant.

That they may

1 Corinthians 3:21
Let no one therefore glory in men; for all things are yours,
1 Corinthians 5:6
Your rejoicing is not good. Do you not know that a little leaven leavens the whole mass?
2 Corinthians 11:18
Since many boast of the flesh, I also will boast.

General references

Matthew 23:4
but bind heavy burdens and put them on the shoulders of men, but will not move them with their finger.
Luke 5:38
But new wine must be put into new bottles.
1 Corinthians 1:31
that as it is written, He that glories, let him glory in the Lord.
2 Corinthians 10:17
But let him that glories glory in the Lord;