The obligation according to Ibn al-Warraq (d. 381 AH) in his book “Illal al-Nahwah” (A Grammatical Study)

Abstract

The issue of obligatory grammar occupied Arabic scholars, as the obligation is one of the original grammatical provisions along with permissibility and abstinence, because it is a fundamental pillar for understanding the structure and structure of language, as it is one of the basic rules that regulate the use of words and their order in the sentence accurately, and this research aims to study the due judgment in determining the correct grammatical formula in which words and sentences must be, which contributes to the clarity of meaning and ease of expression, to show how the meaning contributes to highlighting and clarifying speech in the speaker, This will be done through the practical examples covered by the research.