Acts 11:2
And when Peter was come up to Jerusalem, they that were of the circumcision contended with him,
Acts 10:45
And they of the circumcision that believed were amazed, as many as came with Peter, because that on the Gentiles also was poured out the gift of the Holy Spirit.
Acts 10:9
Now on the morrow, as they were on their journey, and drew nigh unto the city, Peter went up upon the housetop to pray, about the sixth hour:
Acts 15:1
And certain men came down from Judaea and taught the brethren,'saying , Except ye be circumcised after the custom of Moses, ye cannot be saved.
Acts 15:5
But there rose up certain of the sect of the Pharisees who believed, saying, It is needful to circumcise them, and to charge them to keep the law of Moses.
Acts 21:20-23
And they, when they heard it, glorified God; and they said unto him, Thou seest, brother, how many thousands there are among the Jews of them that have believed; and they are all zealous for the law:
Galatians 2:12-14
For before that certain came from James, he ate with the Gentiles; but when they came, he drew back and separated himself, fearing them that were of the circumcision.