The prophet of Islam was now, however, building up his power in Arabia, and although Heraclius paid no heed to the letter demanding his adhesion which he received from Medina (628), and the deputation of fifteen Rahawiyin who paid homage in 630 were not Edessenes but South Arabians, a few years later (636 ?) Heraclius's attempts, from Edessa as a centre, to effect an organized opposition to the victorious Arabs were defeated by Sa`d, and he fell back on Samosata.
11 This petty prince, therefore, sees no harm in having a band of Arabians for his garrison, as indeed Hezekiah long afterwards had his Urbi to help him against Sennacherib.
In Spain, again, where Ibn-Bajja, Ibn-Tufail and Ibn Rushd rivalled or exceeded the fame of the Eastern schools, the Arabians of pure blood were few, and the Moorish ruling class was deeply intersected by Jewish colonies, and even by the natives of Christian Spain.
VVhat the Latins painfully accomplished, owing to their fragmentary and unintelligent acquaintance with ancient philosophy, was already done for the Arabians by the scholars of Syria.
To the Arabians Aristotle represented and summed up Greek philosophy, even as Galen became to them the code of Greek medicine.