Dual of mazor, Hebrew a "fortified place"; Gesenius, from Arabic meser, a "boundary". Rather the Egyptian Mes-ra-n, "children of Ra" the Sun. Son of Ham, ancestor of the Mizraim; the dual indicating the people of Upper and of Lower Egypt (). The descent of the Egyptians from Ham is recognized in ; ; , where Egypt is called "the land of Ham." They called themselves Khemi, either "Hamites" or from Khem "black," namely, the alluvial soil of the Nile. Mizraim geographically was the center from whence colonies went forth in the age just after the flood, the Philistines, the Lehabim (Libyans), etc. (See HAM; EGYPT.)