'Mad' in the Bible

Many of them said, "He is possessed by a demon and is mad. Why do you listen to him?"

"You are mad," they said. But she strenuously maintained that it was true. "It is his guardian angel," they said.

As Paul thus made his defence, Festus exclaimed in a loud voice, "You are raving mad, Paul; and great learning is driving you mad."

"I am not mad, most noble Festus," replied Paul; "I am speaking words of sober truth.

Accordingly if the whole Church has assembled and all are speaking in 'tongues,' and there come in ungifted men, or unbelievers, will they not say that you are all mad?