Relating to the law of ‘ushr, it refers to such natural watercourses as rivulets, canals and streams.
Al-farsakh
Al-mithqal bi dhahab
Al-‘arida
Al-’ard al-khassah
Al-makkuk
Al-rizq
’ard al-kharaj
’ahadith al-mu‘amalah
Al-shuhh
Al-itawah