Also mentioned in Assyrian royal inscriptions is Zabibe 's successor Yatie ( c . 730 BCE ) , who sent forces headed by her brother Baasqanu to aid Merodach @-@ Baladan in his bid to hold onto power in Babylon . Together with an army from Elam , this alliance faced the forces of Sennacherib , on the Assyrian king 's first campaign in 703 BCE . The events of the battle are recorded in the annals of Sennacherib which describe Yatie as " queen of the Arabs , " and tell of the capture of her brother Baasqanu in battle . Israel Eph 'al writes that this is the first mention in Assyrian documents of Arabs as an ethnic element in Babylonia .