 In 755, Abd al-Rahman left in his African hideout and crossed the straits to Spain and went on to depose Yusuf al-Fihri and found the Umayyad emirate of Córdoba in 756.In 755, Ibn Habib discovered what he thought was a plot engineered by the Umayyad "qadi", and ordered the arrest and execution of the plotters.But he didn't count on the revenge of his sister-in-law, the Umayyad wife of his brother Ilyas.