Acts 18:19

18:19 When they reached Ephesus, Paul left Priscilla and Aquila behind there, but he himself went into the synagogue and addressed the Jews.

Acts 19:1

Disciples of John the Baptist at Ephesus

19:1 While Apollos was in Corinth, Paul went through the inland regions and came to Ephesus. He found some disciples there

Acts 19:10

19:10 This went on for two years, so that all who lived in the province of Asia, both Jews and Greeks, heard the word of the Lord.