The book of messages

Authorship / Abu Muhammad Al-Razi A great book in its field, it contains 544 Mursal Hadith arranged by chapters, and most of them are authentic in chain to their narrators, and this Mursal book comes in order regarding its authority and evidence after the Book of Sunnah, and most likely its author, Abu Dawood, may Allah have mercy on him, intended that by his authorship it be a reference for the jurist, relying on its texts, deriving from them, and issuing fatwa based on them if there is no authentic connected Hadith in the matter that suffices, he sees, according to his teacher Ahmad, that the Mursal Hadith is evidence if there is nothing more authentic in the chapter, and he prefers it over analogy. Type of paper / Shamua