Acts 19:8

8 He entered the synagogue and for three months spoke out boldly, and argued persuasively about the kingdom of God.

Acts 19:8 In-Context

6 When Paul had laid his hands on them, the Holy Spirit came upon them, and they spoke in tongues and prophesied—
7 altogether there were about twelve of them.
8 He entered the synagogue and for three months spoke out boldly, and argued persuasively about the kingdom of God.
9 When some stubbornly refused to believe and spoke evil of the Way before the congregation, he left them, taking the disciples with him, and argued daily in the lecture hall of Tyrannus.
10 This continued for two years, so that all the residents of Asia, both Jews and Greeks, heard the word of the Lord.
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.