<prompt> Translate the following text to SwahiliFounded to the east of the river, it was protected from the yearly Nile flood and surrounded by a high wall to guard against invaders.  <response>: Jiji hilo lilijengwa upande wa mashariki wa mto Nile na lililindwa na mafuriko ya kila mwaka ya Mto Nile na lilizungukwa na ukuta mrefu ili kulinda dhidi ya wavamizi. 