Heal the sick, raise the dead, cleanse the lepers, cast out demons: freely ye received, freely give.

And he called unto him his twelve disciples, and gave them authority over unclean spirits, to cast them out, and to heal all manner of disease and all manner of sickness.

and to have authority to cast out demons:

And these signs shall accompany them that believe: in my name shall they cast out demons; they shall speak with new tongues;

And they cast out many demons, and anointed with oil many that were sick, and healed them.

For from many of those that had unclean spirits, they came out, crying with a loud voice: and many that were palsied, and that were lame, were healed.

And this she did for many days. But Paul, being sore troubled, turned and said to the spirit, I charge thee in the name of Jesus Christ to come out of her. And it came out that very hour.

insomuch that unto the sick were carried away from his body handkerchiefs or aprons, and the evil spirits went out.

Many will say to me in that day, Lord, Lord, did we not prophesy by thy name, and by thy name cast out demons, and by thy name do many mighty works?

John said unto him, Teacher, we saw one casting out demons in thy name; and we forbade him, because he followed not us.

And John answered and said, Master, we saw one casting out demons in thy name; and we forbade him, because he followeth not with us.

But certain also of the strolling Jews, exorcists, took upon them to name over them that had the evil spirits the name of the Lord Jesus, saying, I adjure you by Jesus whom Paul preacheth.

And if I by Beelzebub cast out demons, by whom do your sons cast them out? therefore shall they be your judges.

And if I by Beelzebub cast out demons, by whom do your sons cast them out? therefore shall they be your judges.

and wheresoever it taketh him, it dasheth him down: and he foameth, and grindeth his teeth, and pineth away: and I spake to thy disciples that they should cast it out; and they were not able.

And I besought thy disciples to cast it out; and they could not.

Then came the disciples to Jesus apart, and said, Why could not we cast it out?

And when he was come into the house, his disciples asked him privately, How is it that we could not cast it out?