Also buried within the Mosque are : Hakimah Khātūn , sister of ` Alī al-Hādī ; and Narjis Khātūn , the mother of Muħammad al-Mahdī .
Also buried inside the Mosque are the remains of Hakimah Khatun , sister of ` Alī l-Hādī , and of Narjis Khatun , mother of Muħammad al-Mahdi .