Exodus 14:16

14:16 And as for you, lift up your staff and extend your hand toward the sea and divide it, so that the Israelites may go through the middle of the sea on dry ground.

Exodus 14:27

14:27 So Moses extended his hand toward the sea, and the sea returned to its normal state when the sun began to rise. Now the Egyptians were fleeing before it, but the Lord overthrew the Egyptians in the middle of the sea.