A comprehensive and accurate statement revealing the biography of Ibn Jinni the grammarian, his academic life, his works, his morals, his family, and so on, leaving no room for further information.

The author presented the grammatical development until the era of Ibn Jinni, with various evidence indicating the core of the subject.

He also explained Ibn Jinni's efforts in the principles of grammar, the impact of theology, logic, and the principles of jurisprudence, and the terminology of hadith in it, with evidence of the industry and the reasons, and clarification of Ibn Jinni's mentality and approach in his discussions, and his grammatical school.

The book also includes examples of Ibn Jinni's grammatical studies, his parsing, and his statements on language, grammar, and principles.

In addition, the author presented examples of Ibn Jinni’s opinions, in which he differed from the majority, especially Sibawayh, and his sheikh Abu Ali al-Farsi, and those in which he agreed.

It is an encyclopedia about Ibn Jinni, eliminating the need to refer to many diverse sources and references.