Now this is why Joshua circumcised them: All those who came out of Egypt—all the men of war—had died on the journey in the wilderness after they had left Egypt.
Jewish Publication Society of America Version (JPS1917) - Joshua 5:4 >And this is the cause why Joshua did circumcise: all the people that came forth out of Egypt, that were males, even all the men of war, died in the wilderness by the way, after they came forth out of Egypt.