The Ájurrúmiyyah, by ‘Abdu’lláh ibn Muḥammad ibn Dáwud, as-Sanhájí, known as Ibn Ájurrúm (1273 - 1323), is a famous grammatical text that has been in constant use throughout the Arab world for 700 years. The original Arabic text is often memorised by pupils before moving on to more advanced works of…