Acts 26:5

And they are able to say, if they would give witness, that I was living as a Pharisee, in that division of our religion which is most regular in the keeping of the law.

Acts 23:6

But when Paul saw that half of them were Sadducees and the rest Pharisees, he said in the Sanhedrin, Brothers, I am a Pharisee, and the son of Pharisees: I am here to be judged on the question of the hope of the coming back from the dead.

Acts 22:3

I am a Jew of Tarsus in Cilicia by birth, but I had my education in this town at the feet of Gamaliel, being trained in the keeping of every detail of the law of our fathers; given up to the cause of God with all my heart, as you are today.

Acts 24:5

For this man, in our opinion, is a cause of trouble, a maker of attacks on the government among Jews through all the empire, and a chief mover in the society of the Nazarenes:

Acts 22:5

Of which the high priest will be a witness, and all the rulers, from whom I had letters to the brothers; and I went into Damascus, to take those who were there as prisoners to Jerusalem for punishment.

Acts 24:14

But this I will say openly to you, that I do give worship to the God of our fathers after that Way, which to them is not the true religion: but I have belief in all the things which are in the law and in the books of the prophets:

Philippians 3:5-6

Being given circumcision on the eighth day, of the nation of Israel, of the tribe of Benjamin, a Hebrew of Hebrews; in relation to the law, a Pharisee:

Treasury of Scripture Knowledge

Summary

Which knew me from the beginning, if they would testify, that after the most straitest sect of our religion I lived a Pharisee.

Bible References

If

Acts 22:5
Of which the high priest will be a witness, and all the rulers, from whom I had letters to the brothers; and I went into Damascus, to take those who were there as prisoners to Jerusalem for punishment.

That

Acts 23:6
But when Paul saw that half of them were Sadducees and the rest Pharisees, he said in the Sanhedrin, Brothers, I am a Pharisee, and the son of Pharisees: I am here to be judged on the question of the hope of the coming back from the dead.
Philippians 3:5
Being given circumcision on the eighth day, of the nation of Israel, of the tribe of Benjamin, a Hebrew of Hebrews; in relation to the law, a Pharisee:

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain