after which he farewelled them and turned back, whilst Hasan and his wife and children fared on a whole month, at the end of which time they came to a great cavern, whose floor was of brass. Quoth Hasan to his wife, "Kennest thou yonder cave?"; and quoth she, "No." Said he, "Therein dwelleth a Shaykh, Abu al-Ruwaysh hight, to whom I am greatly beholden, for that he was the means of my becoming acquainted with King Hassun." Then he went on to tell her all that had passed between him and Abu al-Ruwaysh, and as he was thus engaged, behold, the Shaykh himself issued from the cavern-mouth. When Hasan saw him, he dismounted from his steed and kissed his hands, and the old man saluted him and gave him joy of his safety and rejoiced in him. Then he carried him into the antre and sat down with him, whilst Hasan related to him what had befallen him in the Islands of Wak; whereat the Elder marvelled with exceeding marvel and said, "O Hasan, how didst thou deliver thy wife and children?" So he told them the tale of the cap and the rod, hearing which he wondered and said, "O Hasan, O my son, but for this rod and the cap, thou hadst never delivered thy wife and children." And he replied, "Even so, O my lord." As they were talking, there came a knocking at the door and Abu al-Ruwaysh went out and found Abd al-Kaddus mounted on his elephant. So he saluted him and brought him into the cavern, where he embraced Hasan and congratulated him on his safety, rejoicing greatly in his return. Then said Abu al-Ruwaysh to Hasan, "Tell the Shaykh Abd al-Kaddus all that hath befallen thee, O Hasan." He repeated to him every thing that had passed, first and last, till he came to the tale of the rod and cap,—And Shahrazad perceived the dawn of day and ceased to say her permitted say. When it was the Eight Hundred and Thirtieth Night,