Al-Kafiya Book writte by Ibn Al-HAjib (d.571), unlike being very small and low content, has attracted many scholers attention and many of those scholers are willing to explain and criticize it, within the years. That s why this book had been explained in Arabic langueg about one hundred and forty-tow times. Som of those explantions got very good reputation in the sciantific communities and some didn’t and stood unknown. Some of the unknown desccriptions for Al-Kafiya are work by Ahmad Aljarbardi called (Shokookon Ala Alhajebiya) and his son description on his book called (AlFokook fi sharh Alshokook).This reaserch fucuses on how to analize writer method on (Alfokook fi sharh Alshokook) and authors explantion on some grammatical differences. The results showes that Ebn Al-jarbardi have used prosaic examples, while he used logical reasons his writing confronted With some complexis. Also, the writter is not the follower of koofe or Basreh grametical methods, but it is follower of correct contrent and more utterances.