rule. it indicates something else that's important as well. >> the writer, or whoever it was that composed the joseph story knew an egypt of the seventh through fourth century b.c. >> even clues about joseph's famous many-colored coat can be seen in these carvings. >> you see people's from canaan coming as traders, and they're egyptians obviously were fascinated by them because their clothing which reminds us of the coat of many colors and the joseph story were painted with the most care. >> these ruins helped build a clearer picture of joseph's time, even if they don't prove that joseph ever lived. they also set the stage for a dramatic struggle against the mighty egyptian empire, the bible's greatest story of the fight for freedom. >> narrator: coming up, what do we know about moses? his birthplace, his childhood in