By examining of whom; not that the Jews would have any witnesses produced, and fairly examined; but the pronoun being singular, it refers to Paul, whom Tertullus would have examined, and put to the question, or racked, that he might confess what they would have had him guilty of: or it is as if he had said, (so impudent is impiety), that Paul himself could not deny (if he were asked) the accusation which was brought against him.
Related Commentaries of Acts 24:8
Acts 24:8
8 Commanding his accusers to come unto thee: by examining of whom thyself mayest take knowledge of all these things, whereof we accuse him.