Original Verse:
Joshua Chapter 4 Verse 23For Jehovah your God dried up the waters of the Jordan from before you, until ye were passed over, as Jehovah your God did to the Red Sea, which he dried up from before us, until we were passed over;

Reference Verses:
Exodus Chapter 14 Verse 21And Moses stretched out his hand over the sea; and Jehovah caused the sea to go [back] by a strong east wind all the night, and made the sea dry land, and the waters were divided.