2016 December

islam-1663703_1920
Kitab al-‘Ayn
Kitab al-'Ayn (كتاب العين‎‎) is regarded as the first dictionary of the Arabic language, the current standard for Harakat (vowel marks in Arabic script), and the invention al-'arud [the study of Arabic prosody (the patterns of rhythm and sound used in poetry)],musicology and metre.