Columbia subject headings:
Islam--Rituals.
Islamic law.
Purity, Ritual--Islam.
Water--Religious aspects--Islam.
Harvard subject headings:
Islam--Rituals.
Islamic law.
Purity, Ritual--Islam.
Water--Religious aspects--Islam.
Princeton subject headings:
Islam--Rituals.
Islamic law.
Purity, Ritual--Islam.
Water--Religious aspects--Islam.