Acts 18:9 (KJV)

And he reasoned in the synagogue every sabbath, and persuaded the Jews and the Greeks.

And when Silas and Timotheus were come from Macedonia, Paul was pressed in the spirit, and testified to the Jews that Jesus was Christ.

And when they opposed themselves, and blasphemed, he shook his raiment, and said unto them, Your blood be upon your own heads; I am clean; from henceforth I will go unto the Gentiles.

And he departed thence, and entered into a certain man's house, named Justus, one that worshipped God, whose house joined hard to the synagogue.

And Crispus, the chief ruler of the synagogue, believed on the Lord with all his house; and many of the Corinthians hearing believed, and were baptized.

For I am with thee, and no man shall set on thee to hurt thee: for I have much people in this city.

And he continued there a year and six months, teaching the word of God among them.

And when Gallio was the deputy of Achaia, the Jews made insurrection with one accord against Paul, and brought him to the judgment seat,

Saying, This fellow persuadeth men to worship God contrary to the law.

And when Paul was now about to open his mouth, Gallio said unto the Jews, If it were a matter of wrong or wicked lewdness, O ye Jews, reason would that I should bear with you: