Ruth 3:14; Ruth 4:7

14 And she lay at his feet until the morning: and she rose up before one could know another. And he said, Let it not be known that a woman came into the floor.

7 Now this was the manner in former time in Israel concerning redeeming and concerning changing, for to confirm all things; a man plucked off his shoe, and gave it to his neighbour: and this was a testimony in Israel.