Galatians 5:3

I again insist that if any man lets himself be circumcised, he is under obligation to obey the whole law.

Luke 16:28

(for I have five brothers) to warn them, that they too may not come to this place of torture.'

Galatians 3:10

For those who depend on what the law commands are under a curse, for the Scripture says, "Cursed be everyone who does not continue in all the commands that are written in the book of the law, to do them."

Matthew 23:16

A curse on you, you blind leaders who say, 'Whoever swears by the sanctuary is not duty-bound, but whoever swears by the gold of the sanctuary is duty-bound.'

Matthew 23:18

You say, 'Whoever swears by the altar is not duty-bound, but whoever swears by the offering on the altar is duty-bound!'

Acts 2:40

With many more words he continued to testify and to plead with them to save themselves from that crooked age.

Acts 20:21

but constantly and earnestly I urged Greeks as well as Jews to turn with repentance to God and to have faith in our Lord Jesus.

Romans 2:25

Now circumcision benefits you only if you practice the law, but if you break the law, your circumcision is no better than uncircumcision.

Ephesians 4:17

So I mean this and now testify to it in the name of the Lord: You must now stop living as the heathen usually do, in the frivolity of their minds,

1 Thessalonians 4:6

that no one should do wrong and defraud his brother in this matter, because the Lord takes vengeance for all such things, as we told you before and solemnly warned you.

James 2:10-11

For whoever obeys the whole law, except to slip in a single instance, is guilty of breaking it all.

1 John 4:14

We have seen and now testify that the Father has sent His Son to be the Saviour of the world.

Treasury of Scripture Knowledge

Summary

For I testify again to every man that is circumcised, that he is a debtor to do the whole law.

Bible References

Testify

Luke 16:28
(for I have five brothers) to warn them, that they too may not come to this place of torture.'
Acts 2:40
With many more words he continued to testify and to plead with them to save themselves from that crooked age.
Acts 20:21
but constantly and earnestly I urged Greeks as well as Jews to turn with repentance to God and to have faith in our Lord Jesus.
Ephesians 4:17
So I mean this and now testify to it in the name of the Lord: You must now stop living as the heathen usually do, in the frivolity of their minds,
1 Thessalonians 4:6
that no one should do wrong and defraud his brother in this matter, because the Lord takes vengeance for all such things, as we told you before and solemnly warned you.
1 John 4:14
We have seen and now testify that the Father has sent His Son to be the Saviour of the world.

A debtor

Galatians 3:10
For those who depend on what the law commands are under a curse, for the Scripture says, "Cursed be everyone who does not continue in all the commands that are written in the book of the law, to do them."
Matthew 23:16
A curse on you, you blind leaders who say, 'Whoever swears by the sanctuary is not duty-bound, but whoever swears by the gold of the sanctuary is duty-bound.'

General references

Luke 5:38
But fresh wine must be put into new bottles.
Galatians 2:3
But they did not even try to compel my companion, Titus, although he was a Greek, to be circumcised --
Philippians 3:7
But for Christ's sake I have counted all that was gain to me as loss.