Moulay Idriss Zerhoun or Moulay Idriss is a town in northern Morocco. It is spread over two hills at the base of Mount Zerhoun, the holy town of Moulay Idriss Zerhoune holds a special place in the hearts of the Moroccan people. It was here that Moulay Idriss I, the first Arab ruler and founder of the Idrisid dynasty, arrived in 789, bringing with him the religion of Islam, and starting a new dynasty.