Matthew Poole and continuators on Joshua 3:1

AND Joshua rose early in the morning , and they removed from Shittirn, and came to Jordan, he, and all the children of Israel, and lodged there before they passed over.

Not after the return of the Spies, as may seem at first view; but after the three days, as it follows v. 2.

That night, that they might go over in the day time, partly that the Miracle might be more evident and unquestionable; and partly to strike the greater terror into their Enemies.