Ver. 21. And she bound the scarlet line in the window— It is pretty generally supposed, that Rahab bound it there immediately, and there left it till Joshua made himself master of Jericho. But, as this affectation might have made her suspected by the people of the city, it has seemed most reasonable to others to suppose, that Rahab did not place this token at the window till the army of Israel had approached the city.
Related Commentaries of Joshua 2:21
Joshua 2:21
21 And she said, According unto your words, so be it. And she sent them away, and they departed: and she bound the scarlet line in the window.