Many will say to me in that day,» Lord, Lord,» did we not prophecy in your name, and expel demons in your name, and perform many powerful works in your name?» (religion.blogs.cnn.com)
According to Mark and Luke, what Jesus said about those who received him led John, the son of Zebedee, to tell of a man the disciples had found exorcizing demons in the name of Jesus (Mk 9:38 - 40; Lk 9:49 - 50). (religion-online.org)
The next words of Jesus show that many who would claim to be his followers would fall short in this regard: «Many will say to me in that day, «Lord, Lord, did we not prophesy in your name, and expel demons in your name, and perform many powerful works in your name?» (religion.blogs.cnn.com)