Ruth 3:9

9“Who are you?” he asked. “I am your servant Ruth,” she said. “Spread the corner of your garment over me, since you are a guardian-redeemer The Hebrew word for guardian-redeemer is a legal term for one who has the obligation to redeem a relative in serious difficulty (see Lev. 25:25-55); also in verses 12 and 13. of our family.”