The next year, being the thirteenth of the mission (A.D. 622) Mus'ab returned from Yathrib accompanied by seventy-three men and two women of that city who had adopted Islam, besides others who were as yet unbelievers. On their arrival, these Yathribites immediately sent to the Prophet and invited him to their city. The Prophet was not in great need of such assistance, for his opponents had by this time grown so powerful in Mecca that he could not stay there much longer without imminent danger. He therefore accepted their proposal and met them one night by appointment at Al Aqaba attended by his uncle Al-Abbas, who, though he as not then a convert, wished his nephew well. Al Abbas made a speech to those of Yathrib wherein he told them that, as the Prophet Muhammad was obliged to quit his na

