4 Bible Verses about Lunatics

and changeth his behaviour before their eyes, and feigneth himself mad in their hand, and scribbleth on the doors of the gate, and letteth down his spittle unto his beard. And Achish saith unto his servants, 'Lo, ye see a man acting as a madman; why do ye bring him in unto me? A lack of madmen have I, that ye have brought in this one to act as a madman by me! doth this one come in unto my house?'

While the word is in the king's mouth a voice from the heavens hath fallen: To thee they are saying: O Nebuchadnezzar the king, the kingdom hath passed from thee, and from men they are driving thee away, and with the beast of the field is thy dwelling, the herb as oxen they do cause thee to eat, and seven times do pass over thee, till that thou knowest that the Most High is ruler in the kingdom of men, and to whom He willeth He giveth it. 'In that hour the thing hath been fulfilled on Nebuchadnezzar, and from men he is driven, and the herb as oxen he eateth, and by the dew of the heavens his body is wet, till that his hair as eagles' hath become great, and his nails as birds.'read more.
And at the end of the days I, Nebuchadnezzar, mine eyes to the heavens have lifted up, and mine understanding unto me returneth, and the Most High I have blessed, and the Age-during Living One I have praised and honoured, whose dominion is a dominion age-during, and His kingdom with generation and generation; and all who are dwelling on the earth as nothing are reckoned, and according to his will He is doing among the forces of the heavens and those dwelling on the earth, and there is none that doth clap with his hand, and saith to Him, What hast Thou done? 'At that time my understanding doth return unto me, and for the glory of my kingdom, my honour and my brightness doth return unto me, and to me my counsellors and my great men do seek, and over my kingdom I have been made right, and abundant greatness hath been added to me.

and many of them said, 'He hath a demon, and is mad, why do ye hear him?'

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