Acts 18:7

4 and he was reasoning in the synagogue every sabbath, persuading both Jews and Greeks.

5 And when both Silas and Timotheus came down from Macedonia, Paul was pressed in the Spirit, testifying fully to the Jews Jesus the Christ;

6 and on their resisting and speaking evil, having shaken [his] garments, he said unto them, `Your blood [is] upon your head -- I am clean; henceforth to the nations I will go on.`

7 And having departed thence, he went to the house of a certain one, by name Justus, a worshipper of God, whose house was adjoining the synagogue,

8 and Crispus, the ruler of the synagogue did believe in the Lord with all his house, and many of the Corinthians hearing were believing, and they were being baptized.

9 And the Lord said through a vision in the night to Paul, `Be not afraid, but be speaking and thou mayest be not silent;

10 because I am with thee, and no one shall set on thee to do thee evil; because I have much people in this city;`