Acts 15:5

But there rose up, said they, some of the sect of the pharisees that believed, saying, that it was necessary to circumcise them, and enjoin them to keep the law of Moses.

Acts 15:1

Now some that came down from Judea, taught the brethren, saying, Except ye be circumcised according to the law of Moses, ye cannot be saved.

Acts 15:24

Forasmuch as we have heard, that some who went out from us, have troubled you by their discourses, unsettling your minds, saying, ye must be circumcised, and keep the law; to whom we gave no such commission;

Acts 21:20

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

Acts 24:5

For having found this man a pestilent fellow, and a mover of sedition among all the Jews throughout the world, and a ring-leader of the sect of the Nazarenes,

Acts 26:5-6

knowing me before, (if they would testify it,) that according to the strictest sect of our religion I lived a pharisee.

Galatians 5:1-3

Stand fast therefore in the liberty wherewith Christ hath made us free, and be not entangled again in the yoke of bondage.

Philippians 3:5-8

having been circumcised on the eighth day, of the race of Israel, of the tribe of Benjamin, an Hebrew of Hebrews, with respect to the law a pharisee,

Treasury of Scripture Knowledge

Summary

But there rose up certain of the sect of the Pharisees which believed, saying, That it was needful to circumcise them, and to command them to keep the law of Moses.

Bible References

That it

Acts 15:1
Now some that came down from Judea, taught the brethren, saying, Except ye be circumcised according to the law of Moses, ye cannot be saved.
Galatians 5:1
Stand fast therefore in the liberty wherewith Christ hath made us free, and be not entangled again in the yoke of bondage.