 Nyorai kupfuurira kweiyi ndima - Muzana ramakore rechi9, mukati mehondo dzeArabByzantineMuzana remakore rechitatu B.C.E., Umambo hweByzantium hwakashandisa semaphore system yemabhonzo kuti iendese mashoko kubva kumuganhu neAbbasid Caliphate kuyambuka Asia Minor kuenda kuguta guru reByzantium, Constantinople. 