Among his translated works are Archimedes ’ lost work on triangles and The Quadrature of the Parabola (Quadratura parabolae) with the title Kitab al-Muthallathat from Syriac into Arabic, which was afterwards revised by Thabit Ibn Qurra. He also translated Galen 's “ De simplicium medicamentorum temperamentis ac facultatibus ”, which was afterwards revised by Hunayn ibn Ishaq.