And Jakob came from the field at evening. And Leah heard the voice of the braying of the ass, and knew that Jakob had come, and Leah went forth to meet him, and said, Thou wilt enter with me, because hiring I have hired thee with my son's mandrakes from Rahel my sister.
The Braying Donkey That Announced Jacob's Return to Leah
Targum Pseudo-Jonathan on Genesis 30:16