Acts 15:5

But some of those from the sect of the Pharisees, having believed, rose up, saying, It was necessary to circumcise them and to command them to keep the Law of Moses.

Acts 15:1

And certain ones who came down from Judea taught the brothers, saying, Unless you are circumcised according to the custom of Moses, you cannot be saved.

Acts 15:24

Because we have heard that certain ones who went out from us have troubled you with words, unsettling your souls, saying, Be circumcised and keep the law! (to whom we gave no such command);

Acts 21:20

And hearing, they glorified the Lord, and said to him, You see, brother, how many thousands of Jews there are who believe, and they are all zealous of the Law.

Acts 24:5

For we have found this man pestilent, and moving rebellion among all the Jews throughout the world, and a ringleader of the sect of the Nazarenes,

Acts 26:5-6

who knew me from the first, if they would testify, that according to the strictest sect of our religion I lived a Pharisee.

Galatians 5:1-3

Stand fast therefore in the liberty with which Christ has made us free, and do not again be held with the yoke of bondage.

Philippians 3:5-8

I was circumcised the eighth day, of the stock of Israel, of the tribe of Benjamin, a Hebrew of the Hebrews. As regards the Law, I was 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
And certain ones who came down from Judea taught the brothers, saying, Unless you are circumcised according to the custom of Moses, you cannot be saved.
Galatians 5:1
Stand fast therefore in the liberty with which Christ has made us free, and do not again be held with the yoke of bondage.