Qawaidul Ilal (قواعد الإعلال)
The Qawaidul Ilal (قواعد الإعلال) book consists of two syllables, namely Qowaid and I'lal. Qowaid means rules and I'lal is a change in ilat letters (wawu, alif, yes). So in simple terms this book is a book that discusses Arabic grammar which aims to find out changes in the origin of a lafadz. In stu