Abū Muḥammad ʿAbd al-Jamīl bin ʿAbd al-Ḥaqq bin ʿAbd al-Waḥīd bin Muḥammad bin al-Hāshim bin Bilāl al-Hāshimī al-ʿUmarī al-ʿAdawī, better known as Abū Turāb al-Ẓāhirī (Arabic: أبو محمد عبد الجميل بن عبد الحق بن عبد الوحيد بن محمد بن الهاشم بن بلال الهاشمي العمري العدوي; 1 January 1923 – 4 May 2002), was an Indian-born Saudi Arabian linguist, jurist, theologian and journalist. he was often referred to as the Sibawayh of his era due to his knowledge of the Arabic language.