 On his way back, it is said that he died and was buried at Ancyra (Modern day Ankara) in the Central Anatolia Region.In the early Islamic conquests, the Rashidun Caliphate successful campaigns in the Levant lead to the fall of the Ghassanids.The last Ghassanid king Jabalah ibn al-Aiham with as many as 30,000 Arab followers managed to avoid the punishment of the Caliph Umar by escaping to the domains of the Byzantine Empire.