Answer: he taught the Word daily, he went to the "school of one Tyrannus" and Paul wrote a letter to the Corinthians
Explanation: After revisiting the churches in the Galatia-Phrygia area; Derbe, Lystra, Iconium, and Antioch of Pisidia; Paul went to Ephesus. He ministered in the synagogue of Ephesus for three months. Because of opposition from the Jews, he went to the "school of one Tyrannus" where he taught the Word daily for about three years. From Ephesus, Paul wrote a letter to the Corinthians, 1 Corinthians.