Acts 11:2

And when Peter was come up to Jerusalem, they of the circumcision debated with him, saying, Thou wentest in to men uncircumcised,

Acts 10:45

And the believers of the circumcision, as many as came with Peter, were amazed, that the gift of the Holy Ghost was poured out on the Gentiles also.

Acts 10:9

On the morrow, as they journeyed and drew nigh to the city, Peter went up on the house-top, to pray, about the sixth hour.

Acts 15:1

But certain men coming down from Judea taught the brethren, Except ye be circumcised, after the manner of Moses, ye cannot be saved.

Acts 15:5

But there rose up, said they, certain of the sect of the Pharisees who believed, saying, That we ought to circumcise them, and command them to keep the law of Moses.

Acts 21:20-23

And having heard it, they glorified the Lord, and said to him, Thou seest, brother, how many thousands of believing Jews there are, and they are all zealous for the law.

Galatians 2:12-14

For before certain men came from James, he ate with the Gentiles; but when they were come, he withdrew and separated himself, fearing those of the circumcision.

Treasury of Scripture Knowledge

Summary

And when Peter was come up to Jerusalem, they that were of the circumcision contended with him,

Bible References

They

Acts 10:9
On the morrow, as they journeyed and drew nigh to the city, Peter went up on the house-top, to pray, about the sixth hour.
Acts 15:1
But certain men coming down from Judea taught the brethren, Except ye be circumcised, after the manner of Moses, ye cannot be saved.
Acts 21:20
And having heard it, they glorified the Lord, and said to him, Thou seest, brother, how many thousands of believing Jews there are, and they are all zealous for the law.
Galatians 2:12
For before certain men came from James, he ate with the Gentiles; but when they were come, he withdrew and separated himself, fearing those of the circumcision.