IX.
Abu Yazid Taifur al-Bastaimi, the famous ascetic, being asked how he had acquired his knowledge of the spiritual world, answered that it was by means of a hungry belly and naked body. He used to say: 'When you see a man possessing miraculous powers, so as even to mount into the air, let not that deceive you, but see if he observes God's commands and prohibitions, if he keeps within the bounds imposed by religion, and if he performs the duties which it prescribes.'