Galatians 5:3

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

Luke 16:28

for I have five brethren; that he may testify to them my misery, least they also come into this place of torment.

Galatians 3:10

For as many as are of the works of the law, are under the curse; for it is written, Cursed be every one that continueth not in all things which are written in the book of the law, to do them.

Matthew 23:16

Wo unto you, ye blind guides, who say, If any one swear by the temple, it is nothing;

Matthew 23:18

And, If any one swear by the altar, it is nothing; but if any one swear by the gift upon it, he is bound.

Acts 2:40

And with many other words did he press and exhort them, saying, Save yourselves from this perverse generation.

Acts 20:21

testifying both to the Jews and Greeks, repentance towards God, and faith in our Lord Jesus Christ.

Romans 2:25

For circumcision indeed is profitable, if thou keep the law: but if thou be a transgressor of the law, thy circumcision is become uncircumcision.

Ephesians 4:17

This I say therefore, and charge you in the name of the Lord, that ye no longer walk as the rest of the Gentiles walk,

1 Thessalonians 4:6

That no one over-reach, or wrong his brother in any thing: because the Lord is an avenger of all such crimes, as we also told you before, and testified to you.

James 2:10-11

For whosoever shall keep the whole law besides, but offend in one point, he is under the penalty of all:

1 John 4:14

And we have seen, and do testify, that the Father hath sent the 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 brethren; that he may testify to them my misery, least they also come into this place of torment.
Acts 2:40
And with many other words did he press and exhort them, saying, Save yourselves from this perverse generation.
Acts 20:21
testifying both to the Jews and Greeks, repentance towards God, and faith in our Lord Jesus Christ.
Ephesians 4:17
This I say therefore, and charge you in the name of the Lord, that ye no longer walk as the rest of the Gentiles walk,
1 Thessalonians 4:6
That no one over-reach, or wrong his brother in any thing: because the Lord is an avenger of all such crimes, as we also told you before, and testified to you.
1 John 4:14
And we have seen, and do testify, that the Father hath sent the Son to be the Saviour of the world.

A debtor

Galatians 3:10
For as many as are of the works of the law, are under the curse; for it is written, Cursed be every one that continueth not in all things which are written in the book of the law, to do them.
Matthew 23:16
Wo unto you, ye blind guides, who say, If any one swear by the temple, it is nothing;

General references

Luke 5:38
but new wine must be put into new vessels, and then both are saved.
Galatians 2:3
But even Titus, who was with me, being a Greek, was not compelled to be circumcised;
Philippians 3:7
which were once gain to me, I counted loss for Christ.