This comprehensive two-part work, authored by Dr. Ali Al-Hakami and revised by Ali Al-Awaji, offers a meticulous exploration of the principles governing Arabic legal and linguistic structures. It serves as an essential reference for scholars, students, and professionals seeking to master the intricacies of Arabic codification. The book systematically breaks down complex rules, providing clear summaries and practical applications, making it an invaluable tool for the precise understanding and implementation of Arabic laws and linguistic standards. It is a cornerstone text for advanced study in the field, presented in a clear and accessible summary format.