Acts 19:9

9But when some were becoming hardened and disobedient [to the word of God], discrediting and speaking evil of 19:9 See John 14:6.the Way (Jesus, Christianity) before the congregation, Paul left them, taking the disciples with him, and went on holding 19:9 One Greek manuscript says Paul used the lecture hall from 11:00 a.m. until 4:00 p.m.daily discussions in the lecture hall of Tyrannus [instead of in the synagogue].