But some of them became obstinate; they refused to believe and publicly maligned the Way. So Paul left them. He took the disciples with him and had discussions daily in the lecture hall of Tyrannus.
NIV
But when some became more and more stubborn (hardened and unbelieving), discrediting and reviling and speaking evil of the Way [of the Lord] before the congregation, he separated himself from them, taking the disciples with him, and went on holding daily discussions in the lecture room of Tyrannus from about ten o'clock till three.
AMP
But when divers were hardened, and believed not, but spake evil of that way before the multitude, he departed from them, and separated the disciples, disputing daily in the school of one Tyrannus.
KJV
So he stood at the entrance to the camp and said, "Whoever is for the LORD, come to me." And all the Levites rallied to him.
NIV
Then Moses stood in the gate of the camp, and said, Whoever is on the Lord's side, let him come to me. And all the Levites [the priestly tribe] gathered together to him.
AMP
Then Moses stood in the gate of the camp, and said, Who is on the LORD's side? let him come unto me. And all the sons of Levi gathered themselves together unto him.
KJV