ʿAbd Allāh ibn Abī Isḥāq (died AD 735 / AH 117) is the earliest known grammarian of the Arabic language. He compiled a prescriptive grammar by referring to the usage of the Bedouins, whose language was seen as especially pure. Anno Domini Nostri Iesu Christi (In the Year of Our Lord Jesus Christ), commonly shortened to Anno Domini (In the Year of the Lord), abbreviated as AD or A.D., is the designation used to number years in the Christian Era, conventionally used with the Julian and Gregorian calendars. ... Events Abkhazia becomes independent, and will remain such until the 15th century Births Alcuin, missionary and bishop (approximate date) Deaths May 25 - Bede, English Historian and monk Categories: 735 ... The Islamic calendar or Muslim calendar (also called Hijri calendar, Arabic التقويم الهجري) is the calendar used to date events in many predominantly Muslim countries, and used by Muslims everywhere to determine the proper day on which to celebrate Muslim holy days. ... Arabic (; , less formally, ) is the largest member of the Semitic branch of the Afro-Asiatic language family (classification: South Central Semitic) and is closely related to Hebrew and Aramaic. ... Bedouin resting at Mount Sinai Bedouin, derived from the Arabic badawi بدوي, a generic name for a desert-dweller, is a term generally applied to Sahara via the Western Desert, Sinai, and Negev to the eastern coast of the Arabian desert. ...

Two students of Abi Ishaq's were ʿIsa ibn ʿUmar al-Taqafi (died 149 H) and Abu ʿAmr ibn al-ʿAla' (died 154 H.). Al-Taqafi seems to have had more prescriptive views while al-Ala's were more descriptive. Their differences have been suggested to lie at the core of the later division of Arabic grammar into the schools of Kufa and Basra. Kufa (الكوفة al-Kufa in Arabic) is a city in Iraq, about 170 km south of Baghdad, and 10 km northeast of Najaf. ... Location of Basra Basra (also spelled BaÅŸrah or Basara; historically sometimes written Busra, Busrah, and the early form Bassorah; Arabic: , Al-Basrah) is the second largest city of Iraq with an estimated population of c. ...