The research is about the grammatical poetical lead in eight published explanations of the book of Alloma' (the subject of The absolute effect) and they are: (benefits and grammar by Omar bin thabit Al-Thamanini died 442ah) and (the explanation of Alloma' by Ibn Burhan died 456 ah) and (the explanation of Alloma' in gammar by Al-Wasity Al-Tharir died 469 ah) and (the book of statement in the explanation of Alloma' by Abi Al-Barakat Al-Alwi died 539 ah) and (the explanation of Alloma' by Al-Baqoly died 543 ah) and(Al-Ghurra in the explanation of Alloma' by Ibn Al-Dahan died 569 ah) and (The followed in the explanation of Alloma' by Abi Al-Baqaa' Al-Akbari died 616 ah ) and (the guidance of Alloma' by Ibn Al-Khabbaz died 639 ah) thus the number of poetical leads was (14) (11) leads were by Ibn Al-Dahhan (2) were by Al-Baqoly (2) were by Ibn Al-Khabbaz and (1) by Al-thamanini and (1) by Ibn Burhan. And we depended in our study on linguistic and grammatical books old and modern ones for the statement of the old and modern scientists in the grammatical matters that the leads were about.