Galatians 6:13

For neither do they that are circumcised themselves keep the law; but they wish you to be circumcised, that they may boast in your flesh.

Matthew 23:3

all things therefore, whatever they may tell you, do and keep. But do not after their works, for they say and do not,

Matthew 23:15

Woe to you, scribes and Pharisees, hypocrites, for ye compass the sea and the dry land to make one proselyte, and when he is become such, ye make him twofold more the son of hell than yourselves.

Matthew 23:23

Woe to you, scribes and Pharisees, hypocrites, for ye pay tithes of mint and anise and cummin, and ye have left aside the weightier matters of the law, judgment and mercy and faith: these ye ought to have done and not have left those aside.

Romans 2:17-25

But if thou art named a Jew, and restest in the law, and makest thy boast in God,

Romans 3:9-19

What then? are we better? No, in no wise: for we have before charged both Jews and Greeks with being all under sin:

1 Corinthians 3:21

So that let no one boast in men; for all things are yours.

1 Corinthians 5:6

Your boasting is not good. Do ye not know that a little leaven leavens the whole lump?

2 Corinthians 11:18

Since many boast according to flesh, I also will boast.

Philippians 3:3

For we are the circumcision, who worship by the Spirit of God, and boast in Christ Jesus, and do not trust in flesh.

2 Peter 2:19

promising them liberty, while they themselves are slaves of corruption; for by whom a man is subdued, by him is he also brought into slavery.

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, whatever they may tell you, do and keep. But do not after their works, for they say and do not,
Romans 2:17
But if thou art named a Jew, and restest in the law, and makest thy boast in God,
Romans 3:9
What then? are we better? No, in no wise: for we have before charged both Jews and Greeks with being all under sin:
2 Peter 2:19
promising them liberty, while they themselves are slaves of corruption; for by whom a man is subdued, by him is he also brought into slavery.

That they may

1 Corinthians 3:21
So that let no one boast in men; for all things are yours.
1 Corinthians 5:6
Your boasting is not good. Do ye not know that a little leaven leavens the whole lump?
2 Corinthians 11:18
Since many boast according to flesh, I also will boast.

General references

Matthew 23:4
but bind burdens heavy and hard to bear, and lay them on the shoulders of men, but will not move them with their finger.
Luke 5:38
but new wine is to be put into new skins, and both are preserved.
1 Corinthians 1:31
that according as it is written, He that boasts, let him boast in the Lord.
2 Corinthians 10:17
But he that boasts, let him boast in the Lord.