<prompt> Translate the following text to SwahiliOnly the lower portions of the Walls great ashlars, with carefully recessed borders, date from the time of Herod; smaller stones higher up represent later constructions and repairs.  <response>: Sehemu za chini tu za mawe makubwa ya ukuta, yenye mipaka iliyochongwa kwa uangalifu, ni ya wakati wa Herode; mawe madogo yaliyo juu zaidi yanawakilisha ujenzi na ukarabati wa baadaye. 