Grammatical and morphological directives for Quranic readings in Al-Tadhil wal-Takmil Author: The Scholar Imam of Grammar, the Eloquent Scholar Abu Hayyan Al-Andalusi 1- The author reviewed Abu Hayyan's mastery in deriving Quranic readings and his ability to interpret them. 2- It confirmed the extent of Abu Hayyan's reliance on Quranic readings in directing his grammatical rules and defending them. 3- The study proved that Quranic readings play a prominent role in establishing and refining grammatical rules.