Genesis 30:15

30:15 But Leah replied, “Wasn’t it enough that you’ve taken away my husband? Would you take away my son’s mandrakes too?” “All right,” Rachel said, “he may sleep with you tonight in exchange for your son’s mandrakes.”

Genesis 38:16

38:16 He turned aside to her along the road and said, “Come on! I want to have sex with you.” (He did not realize it was his daughter-in-law.) She asked, “What will you give me in exchange for having sex with you?”

Genesis 47:19

47:19 Why should we die before your very eyes, both we and our land? Buy us and our land in exchange for food, and we, with our land, will become Pharaoh’s slaves. Give us seed that we may live and not die. Then the land will not become desolate.”