(6) And when he was come into the house, his disciples asked him privately, Why could not we cast him out?
(6) We have need of faith, and therefore of prayer and fasting, in order to cast Satan out of that which belonged to him.
Related Commentaries of Mark 9:28
Mark 9:28
28 And when he was come into the house, his disciples asked him privately, Why could not we cast him out?