Bible Verses About Insanity

So he changed his behavior before them and feigned madness in their hands; he scratched on the doors of the gate and let his saliva run down his beard.

Then Achish said to his servants, “Look, you can see that the man is insane! Why have you brought him to me?

Am I in need of madmen, that you have brought this man to rave in my presence? Must this man come into my house?”

You will be driven away from mankind to live with the beasts of the field, and you will feed on grass like an ox. And seven times will pass you by, until you acknowledge that the Most High rules over the kingdom of mankind and gives it to whom He wishes.”

At that moment the sentence against Nebuchadnezzar was fulfilled. He was driven away from mankind. He ate grass like an ox, and his body was drenched with the dew of heaven, until his hair grew like the feathers of an eagle and his nails like the claws of a bird.

But at the end of those days I, Nebuchadnezzar, looked up to heaven, and my sanity was restored to me. Then I praised the Most High, and I honored and glorified Him who lives forever: “For His dominion is an everlasting dominion, and His kingdom endures from generation to generation.

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!”

But Paul answered, “I am not insane, most excellent Festus; I am speaking words of truth and sobriety.