We know that the Ancient Egyptians er did insist on circumcision er they were racially very erm  erm  er very prejudiced the Ancient Egyptians cos they were living at the peak of cultural time and regarded all other races as inferior to them and one of the main er stigmas in inferiority was erm not being circumcised and Ancient Egyptians regarded people who weren't circumcised as filthy  and erm they er they had this tremendous er racial pride in themselves as the circumcised people, and this of course has passed on into Judaism and even to Islamic faith.