Acts 18:28

26And he began to speak boldly in the synagogue: whom when Aquila and Priscilla had heard, they took him unto them, and expounded unto him the way of God more perfectly.

27And when he was disposed to pass into Achaia, the brethren wrote, exhorting the disciples to receive him: who, when he was come, helped them much which had believed through grace:

28For he mightily convinced the Jews, and that publickly, shewing by the scriptures that Jesus was Christ.