What does Joshua 2:10 mean?

'We’ve heard how the Lord dried up the Red Sea for you when you left Egypt, and what you did to Sihon and Og, the two Amorite kings across the Jordan—you completely destroyed them.' Joshua 2:10 - Modern Text Bible

(Rahab lists the miracles and victories that have made Israel’s reputation so intimidating. The stories have traveled far and made a deep impression.)