The crown in the morals of kings is a book in literature and rhetoric for Al -Jahiz that talks about entering the kings, their restaurants, and their regret, and in the characteristics of remorse and what the kings must at the parish of good literature, in the cases of humor and grandfather, and Al -Jahiz does not miss, during that, to mention the Sunnahs of the hadiths, And colors from the antics, which are derived from Arab history at times, and from the history of the knight sometimes, speaking about the morals of kings and peoples, according to their different homes, trying after every hadith to put public lines indirectly, for high social literature