This is the cause why Joshua did circumcise: all the people who came forth out of Egypt, who were males, even all the men of war, died in the wilderness by the way, after they came forth out of Egypt.
Which means a rolling, because God there rolled away that reproach of Egypt, which is a type of the flesh, and the life after the flesh. They longed for the flesh pots of Egypt. Egypt always is symbolic of living after the flesh and lusting after the flesh.