Acts 15:24

Forasmuch as we have heard, that certain persons who went out from us have disturbed you with discourses, unsettling your minds, insisting, that you should be circumcised, and observe the law: to whom we gave no such charge:

Acts 15:1

AND certain persons coming down from Judea taught the brethren, That if ye are not circumcised according to the ordinances of Moses, ye cannot be saved.

Galatians 1:7

which is not another; but there are certain persons who trouble you, and desire to pervert the gospel of Christ.

Galatians 5:10

I have confidence in you through the Lord, that ye will be no otherwise minded: but he that troubleth you shall bear condign punishment whosoever he be.

Galatians 5:12

I wish that they who trouble you were cut off from you.

Acts 15:9-10

and made no difference betwixt either us or them, purifying their hearts by faith.

Galatians 2:3-4

And even Titus, who was with me, though a Greek, was not compelled to be circumcised:

Galatians 5:4

Ye have vacated all expectations from Christ, as many of you as are justified by the law; ye are fallen from grace.

Galatians 6:12-13

As many as wish to make a fair appearance in the flesh, they compel you to be circumcised, only that they may not suffer persecution for the cross of Christ.

2 Timothy 2:14

Put them in mind of these things, adjuring them before the Lord not to quarrel about words of no use, but tending to the perversion of the audience.

Titus 1:10-11

For there are many disorderly persons vainly talkative, and under a spirit of delusion, especially some of the circumcised;

1 John 2:19

They went out from us, but they were not of us; for if they had been of us, they would have continued with us; but they departed, that they might be made manifest that they are not all of us:

Treasury of Scripture Knowledge

Summary

Forasmuch as we have heard, that certain which went out from us have troubled you with words, subverting your souls, saying, Ye must be circumcised, and keep the law: to whom we gave no such commandment:

General references

Bible References

That certain

Galatians 2:4
but this I did because of false brethren artfully introduced, who came to pry into our liberty which we hold in Christ Jesus, that they might bring us into bondage:
Galatians 5:4
Ye have vacated all expectations from Christ, as many of you as are justified by the law; ye are fallen from grace.
2 Timothy 2:14
Put them in mind of these things, adjuring them before the Lord not to quarrel about words of no use, but tending to the perversion of the audience.
Titus 1:10
For there are many disorderly persons vainly talkative, and under a spirit of delusion, especially some of the circumcised;
1 John 2:19
They went out from us, but they were not of us; for if they had been of us, they would have continued with us; but they departed, that they might be made manifest that they are not all of us:

Ye must

Acts 15:1
AND certain persons coming down from Judea taught the brethren, That if ye are not circumcised according to the ordinances of Moses, ye cannot be saved.
Galatians 2:3
And even Titus, who was with me, though a Greek, was not compelled to be circumcised:
Galatians 6:12
As many as wish to make a fair appearance in the flesh, they compel you to be circumcised, only that they may not suffer persecution for the cross of Christ.

General references

Galatians 2:3
And even Titus, who was with me, though a Greek, was not compelled to be circumcised: