Acts 19:13-15

Now, there were seven itinerant Jewish exorcists, sons of Sceva the high priest, who took it upon themselves to use the name and authority of Jesus over those who were demonized. They would say, “We cast you out in the name of the Jesus that Paul preaches!” One day, when they said those words, the demon in the man replied, “I know about Jesus, and I recognize Paul, but who do you think you are?”