Islamic State (ISIS) on Thursday claimed in its magazine Dabiq that a 19-year-old Israeli Arab from eastern Jerusalem named Mohammed Said Ismail Musallam infiltrated them for the Mossad before being caught—according to Musallam’s father, he had no ties to Mossad but rather joined ISIS of his own volition. Musallam’s father Said told Haaretz his son did travel to join ISIS three months ago as was reported in the ISIS magazine, and likewise was working as a firefighter after graduating high school as was recorded, but the claims of his being a Mossad spy are simply lies. …