The dangerous relationship in the mention of the princes of the Levant and the island is a book written by Izz al -Din Abu Abdullah Muhammad bin Ali bin Ibrahim bin Shaddad. It talks about the geography of the Levant and the Arabian Peninsula and its history. In it, the rulers and princes are borne, written by three parts, which were devoted to the first part of his hometown of Aleppo, the second part of Damascus, Jordan and Palestine, and the third part of the Arabian Peninsula, began his writing in the year 671 AH and ended in the year 680 AH.