Columbia subject headings:
Islamic Empire--History--622-661.
Islamic sermons, Arabic.
Muḥammad, Prophet, -632--Campaigns.
Harvard subject headings:
Islamic Empire--History--622-661.
Islamic sermons, Arabic.
Masjid Qabāʼ (Qabāʼ, Saudi Arabia)
Muḥammad, Prophet, -632--Military leadership.
War--Religious aspects--Islam
Princeton subject headings:
Islamic Empire--History--622-661.
Islamic sermons, Arabic.
Muḥammad, Prophet, -632--Campaigns.