It is understood from the hadith of Al -Souli at the beginning of this section that he translated in it the children of the caliphs from Bani Al -Abbas, then followed by the poems of the rest of the children of Al -Abbas, then followed by the poems of Ould Abi Talib, then the poems of the rest of Bani Hashem. However, what this manuscript contains is the translations of the children of the caliphs from Bani Abbas only, and it is most likely that the remainder is present in the lost section. Among the anecdotes of the book: Songs on him, the daughter of the Mahdi, her poems and her news. Although there are complete chapters, they were transferred as a whole from the book of songs, such as the news of Abi Al -Abar. However, in many of his chapters, he is considered a unique source to find out very important news,