It shall be, that whoever shall go out of the doors of your house into the street, his blood shall be on his head, and we shall be guiltless: and whoever shall be with you in the house, his blood shall be on our head, if any hand be on him.
As to the time when the woman might have bound the scarlet thread in the window, we agree with Keil that, "She did so when it became necessary."[27]