This work talks about one word that the leader Yahya bin Mueen used in jarh the narrator which is: "leis hadithah bshay".
This study used the full reading in the books at Ibin Mueen which is related to alJarh and ta´adeel for the narrator´s whose narration's were called "leis hadithah bshay".
Then, he compared them with other narration and other scientists and the result of this study is that Ibin Mueen goal of this word is to judge the weakness of narrators in different levels of alJarh.
Rasheed, Mahmoud Ahmed and Abu Tarboush, Rama Nabil
"Ibn Mueen's Expression "his Hadith is Nothing" - A Comparative Study -,"
Jordan Journal of Islamic Studies: Vol. 15
, Article 2.
Available at: https://digitalcommons.aaru.edu.jo/jois/vol15/iss2/2