The book “The Foundation of Rhetoric” is one of the most famous books on Arabic language and literature, written by the great scholar Abu al-Qasim Mahmoud bin Omar al-Zamakhshari (467-538 AH / 1075-1144 AD). This book is an important reference in the science of rhetoric and its various arts.
book's content:

Arrangement: Al-Zamakhshari organizes his book in the manner of dictionaries, where he arranges the vocabulary according to their linguistic roots.