Acts 18:13 - Ellicott's Commentary On The Whole Bible

This fellow persuadeth men to worship God contrary to the law. — It is obvious that in this appeal to the proconsul the Jews must have meant, not the law of Moses, but that of Rome. Their contention was that though Jews had been banished from Rome as a measure of policy, Judaism as such was still a relligio licita, tolerated and recognised by the State. Their charge against the Apostle was that he was preaching a new religion, which was not so recognised. The words “this fellow,” though the substantive is an interpolation, fairly expresses the contempt implied in the use of the Greek pronoun.