Columbia subject headings:
Harvard subject headings:
Islamic mourning customs.
Mahdī, Muḥammad ibn al-Ḥasan, 869-
Muḥammad, Prophet, -632--Family--Prayers and devotions.
Princeton subject headings:
Islamic mourning customs.
Mahdī, Muḥammad ibn al-Ḥasan, 869-
Muḥammad, Prophet, -632--Family--Prayers and devotions.