Genesis 30:29-31

Jacob said to him, “You know how I have worked for you and how your livestock has fared under my care. The little you had before I came has increased greatly, and the LORD has blessed you wherever I have been. But now, when may I do something for my own household?” “What shall I give you?” he asked. “Don’t give me anything,” Jacob replied. “But if you will do this one thing for me, I will go on tending your flocks and watching over them