WITNESS

Risālah fī al-burhān ʿalá annahu lā yumkinu an yakūna ḍilʿā ʿadadayn murabbaʿayn yakūnu majmūʿuhumā murabbaʿan fardayn bal yakūnān zawjayn aw yakūnu aḥaduhumā zawjan wa-al-ākhar fardan_Paris_Bibliothèque nationale (Paris)_Manuscrits-Orient Arabe_2457