Mark 9:38

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

Luke 9:49-50

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

But there remained two of the men in the camp, the name of the one was Eldad, and the name of the other Medad: and the spirit rested upon them, and they were of them that were described, but went not out to the tabernacle: and they prophesied in the camp.

Luke 11:19

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

Treasury of Scripture Knowledge

Summary

Mark 9:38

And John answered him, saying, Master, we saw one casting out devils in thy name, and he followeth not us: and we forbad him, because he followeth not us.