al-Rummānī the Grammarian, (b.296/908-909) the most illustrious grammarian of al-Baṣrah and theologian of Baghdād. He was a jurist, and prolific author, who wrote a commentary on al-Jarmī's Abridgment; Abū al-Ḥasan Ibn al-Warrāq whose name was Muḥammad ibn ‘Abd Allāh. He also wrote a commentary on al-Jarmī's “Abridgment of Grammar”. Works Al-Farkh () ‘Differentiation, or Al-Faraḥ () ‘Joy’, or Al-Faraj () Tafasīr gharīb Sībawayh () ‘Commentary on the Strange in Sībawayh’; Explanation on the Difficulties in verses quoted by Sībawayh in the Kitāb. Al-‘Arūdh () ‘Prosody’ Mukhtaṣar nawh al-muta’allamīn () ‘Abridgment of the Grammar of the Learned’ Al-Qawāfī () ‘Rhyming’ Al-Tathaniat wa-al-Juma () ‘The Dual and the Plural’ Al-abnīyah wa-al-taṣrīf () ‘Structures and Inflection’; Treatise on the Forms of Verbs and Nouns. Perhaps after a book of this name by Sībawayh. Kitāb fī ‘s-Siar (on the life of Muḥammad) Notes References Sources 840 deaths 9th-century jurists 9th-century linguists 9th-century philologists 9th-century writers Scholars from the Abbasid Caliphate Arabists Grammarians of Arabic Grammarians of Basra People from Basra Philologists of Arabic Quranic exegesis scholars 9th-century Arabs