 The Banu Qudah were one such tribe, additionally there were rumours of them planning an attack on Medina itself.It is said Banu Qudah were motivated by Ghassanids and by some extend by the Byzantine elements themselves to attack Muslims area straight in their citadel, Medina Another reasons because Muslim spies has detected the Byzantines has incited their Arab tribe allies to attack Medina.Those informations immediately sent to Medina, caused Prophet Muhammad summoning his council of Sahaba to decide how they should handle such mater.