NET
49 John answered, “Master, we saw someone casting out demons in your name, and we tried to stop him because he is not a disciple along with us.”
Darby
49 And John answering said, Master, we saw some one casting out demons in thy name, and we forbad him, because he follows not with us.
KJV
49 And John answered and said, Master, we saw one casting out devils in thy name; and we forbad him, because he followeth not with us.