"Al-Nahw Al-Wadih fi Qawa'id Al-Lughah Al-'Arabiyyah" (النحو الواضح في قواعد اللغة العربية) is a renowned Arabic grammar textbook authored by Ali Al-Jarim and Mustafa Amin. Designed primarily for school students, the book presents Arabic grammar rules in a simple, clear, and practical manner. It includes gradual lessons, examples from the Qur'an and classical poetry, exercises, and illustrative sentences to reinforce understanding. The work is widely used in the Arab world and is valued for making complex grammatical concepts accessible and engaging.