Acts 15:5

But there rose up certain believers of the sect of the Pharisees, saying, It is necessary to circumcise them, and to command them to keep the law of Moses.

Acts 15:1

And there came down certain men from Judaea, and taught the brethren, Unless ye are circumcised after the custom of Moses, ye cannot be saved.

Acts 15:24

Whereas we have heard, that some who went out from us have troubled you with words, subverting your souls, to whom we gave no command;

Acts 21:20

And they on hearing it glorified God; and said to him, Thou seest, brother, how many thousands of believers there are among the Jews, and they are all zealots for the Law.

Acts 24:5

For we have found this man to be a pest, and a mover of sedition among all the Jews throughout the world, and a ringleader of the sect of the Nazarenes;

Acts 26:5-6

and they know, if they are willing to testify, that from the first, according to the strictest sect of our religion, I lived a Pharisee.

Galatians 5:1-3

Stand firm in the liberty with which Christ made us free, and be not again bound fast to the yoke of bondage.

Philippians 3:5-8

circumcised the eighth day, of the race of Israel, of the tribe of Benjamin, a Hebrew of the Hebrews; as 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
And there came down certain men from Judaea, and taught the brethren, Unless ye are circumcised after the custom of Moses, ye cannot be saved.
Galatians 5:1
Stand firm in the liberty with which Christ made us free, and be not again bound fast to the yoke of bondage.