Questions about why some Bible versions include Matthew 17:21 and part of Mark 9:29 and some don’t and how Jesus’ instruction not to hinder someone casting out demons in his name applies to the situation with the sons of Sceva in Acts. * Can you explain why some Bible versions include Matthew 17:21 and part of Mark 9:29 and some don’t? * How does Jesus’ instruction not to hinder someone casting out demons in his name in Luke 9:49–50 apply to the situation with the sons of Sceva in Acts 19:13–16?