 Complete the following phrase:  The fortress was established in 1109 among the ruins of a Byzantine monastic laura following the destruction of the castle al-Al. In 1109, a truce was declared between Baldwin I and Toghtekin, atabeg of Damascus, and the surrounding area, Terre de Suète, was supposed to be ruled as a condominium by Jerusalem and Damascus. Nevertheless, the castle was attacked by Toghtekin in 1111, killing its Frankish garrison, but was retaken by the Franks two years later. The Muslims captured the castle in 1118 only to lose it in the campaign of Baldwin II that resulted in capture of the entire Yarmouk valley. Nur ad-Din besieged Cave de Sueth in 1158, but retreated with the approach of Baldwin III. In 1182 the castle was captured by Farrukh Shah, the nephew of Saladin, only to return to Frankish control later that year, where it remained until shortly before the 