Targum su Genesi 37:29

And Reuben returned to the pit; for he had not been with them to assist when they sold him, because he had sat fasting on account that he had confounded the couch of his father; and he had gone and sat among the hills, that he might return to the pit and bring him up for his father, if haply he might avert his anger. But when he had returned, and looked, and, behold, Joseph was not in the pit, he rent his clothes,