Columbia subject headings:
Religious life--Islam.
Shīʻah--Customs and practices.
Shīʻah--Prayers and devotions.
Harvard subject headings:
Religious life--Islam
Shīʻah--Customs and practices.
Shīʻah--Prayers and devotions.
Princeton subject headings:
Religious life--Islam.
Shīʻah--Customs and practices.
Shīʻah--Prayers and devotions.