'Insane' in the Bible

Let your loving kindness be on us, Yahweh, since we have hoped in you. By David; when he pretended to be insane before Abimelech, who drove him away, and he departed.

The days of visitation have come. The days of reckoning have come. Israel will consider the prophet to be a fool, and the man who is inspired to be insane, because of the abundance of your sins, and because your hostility is great.

When his friends heard it, they went out to seize him: for they said, "He is insane."

Many of them said, "He has a demon, and is insane! Why do you listen to him?"

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