Son of Perdition in Wikipedia

The phrase son of perdition is used in the New Testament to refer to Judas Iscariot. In John 17:12 , Jesus says that of all his disciples, none has been lost except the "son of perdition". The New International Version translates the phrase as "the one doomed to destruction." D. A. Carson suggests that this verse refers both to Judas' character and to his destiny.[1] The phrase is also used in 2 Thessalonians 2:3, where it is equated with the Man of Sin...