<prompt> Bhala ukuqhubeka kwalesi sigaba - Ukufika  <response>: Ukubusa kwamaByzantium kwavula inkathi entsha yobukhazikhazi. Ngo-647, emasimini ngaphambi komuzi kwakuyindawo yempi enkulu phakathi kwamaByzantine namaBerber kaGregory the Patrician kanye nombusi waseRashidun Caliphate waseGibhithe, u-Abdullah ibn Saad. Impi yaseSufetula yaphela ngokunqoba okunqunyiwe kwamaSulumane, okwazamazamisa ukulawula kwamaByzantium kule ndawo futhi kwaphawula ukuqala kokunqotshwa kwamaSulumane eNyakatho Afrika. 