17 and sent his angel Raphael to help them. He was sent to remove the white film from Tobit's eyes, so that he could see again, and to arrange a marriage between Sarah and Tobit's son Tobias, who, as her cousin, had the right to marry her. Raphael was also ordered to expel the demon Asmodeus from Sarah. At the very moment that Tobit went back into his house from the courtyard, Sarah, in her house in Ecbatana, was coming downstairs.