The water of wells, springs, streams, rivers and rainfall. Lands irrigated by water of such natural sources are subject to ‘ushr.
Two-window model
Faskh
Profit-Sharing Certificates
Awqaf al-nuqud
Al-bai‘ bil raqam
Al-sadaqat al-wajibah
Ma al-ushr
Istisna'a
Bay`atan fi bay`
Kara im al-amwal