'Discussions' in the Bible

for he powerfully refuted the Jews in public discussions, proving by the Scriptures that Jesus is the Christ (the Messiah, the Anointed).

But when some were becoming hardened and disobedient [to the word of God], discrediting and speaking evil of the Way (Jesus, Christianity) before the congregation, Paul left them, taking the disciples with him, and went on holding daily discussions in the lecture hall of Tyrannus [instead of in the synagogue].