5 Bible Verses about People Acting Madly

The beginning of the words of his mouth is foolishness, and the end of his talk is mischievous madness.

This is an evil among all things that are done under the sun, that there is one event unto all; and also that the heart of the sons of men is full of evil, and madness is in their heart while they live, and after that they go to the dead.

For whether we are fools, it is unto God; or whether we are sane, it is for your cause.

Are they ministers of Christ? (I speak as a fool) I am more, in labours more abundant, in stripes above measure, in prisons more frequent, in deaths often.

and was rebuked for his iniquity; a dumb animal accustomed to a yoke (upon which he was seated), speaking with man's voice, hindered the madness of the prophet.