Acts 26:24

26:24 As Paul was saying these things in his defense, Festus exclaimed loudly, “You have lost your mind, Paul! Your great learning is driving you insane!”

Acts 26:31-32

26:31 and as they were leaving they said to one another, “This man is not doing anything deserving death or imprisonment.” 26:32 Agrippa said to Festus, “This man could have been released if he had not appealed to Caesar.”