A cubit devised by the second caliph, ‘Umar b. al-Khattab (13–23 AH), to measure lands of Sawad. It measured a cubit (prevalent) plus a grip of clasped hand and a thumb.
Al-waqf al-’ahli
Al-‘ariyah
Al-khabalah
Al-tabkhis
Al-qirbah
Al-ghanimah
Bai‘ al-’amanah
Al-himl
Al-tassuj
Al-qanun
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