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What Is Dhul-Qarnayn?
Dhul-Qarnayn, (ذو القرنين‎ ḏū'l-qarnayn, "He of the Two Horns"), appears in Quran 18:83-101 as one who travels to east and west and erects a wall between mankind and Gog and Magog (called Ya'juj and Ma'juj).