New International Version
At this point Festus interrupted Paul's defense. "You are out of your mind, Paul!" he shouted. "Your great learning is driving you insane."

American Standard Version
And as he thus made his defense, Festus saith with a loud voice, Paul, thou art mad; thy much learning is turning thee mad.

Berean Study Bible
At this stage of Paul’s defense, Festus exclaimed in a loud voice, “You are insane, Paul! Your great learning is driving you to madness!”

Douay-Rheims Bible
As he spoke these things, and made his answer, Festus said with a loud voice: Paul, thou art beside thyself: much learning doth make thee mad.

English Revised Version
And as he thus made his defence, Festus saith with a loud voice, Paul, thou art mad; thy much learning doth turn thee to madness.

King James Bible
And as he thus spake for himself, Festus said with a loud voice, Paul, thou art beside thyself; much learning doth make thee mad.

World English Bible
As he thus made his defense, Festus said with a loud voice, "Paul, you are crazy! Your great learning is driving you insane!"

Young's Literal Translation
And, he thus making a defence, Festus with a loud voice said, 'Thou art mad, Paul; much learning doth turn thee mad;'

Acts 26:24 Additional Translations ...