Jesus said to them, “Because of your unbelief. For truly I say to you, if you have faith like a grain of mustard seed, you will say to this mountain, ‘Move from here to there,’ and it will move. Nothing will be impossible for you.
A spirit seizes him, and he suddenly cries out; it convulses him so that he foams at the mouth. It hardly ever leaves him alone, bruising him severely.