Joshua 2:15-18

15Then Rahab let them down by a rope through the window, since the house where she lived was built into the wall of the city. 16“Go to the hill country,” she said, “so that your pursuers will not find you. Hide yourselves there for three days until they have returned; then go on your way.”

17The men said to her, “We will not be bound by this oath you made us swear 18unless, when we enter the land, you have tied this scarlet cord in the window through which you let us down, and unless you have brought your father and mother and brothers and all your family into your house.