The characteristic of the Arabian Peninsula is a book developed by the traveler and geographical Abu Muhammad al -Hamdani in the fourth century AH (tenth AD), in which it describes the geography of the Arabian Peninsula and its plant life and is considered the villages and tribes in it, as it evaluates the "eloquence" of the various regions, and in which a famous mention of a tribe in Yemen was not She is still speaking in a southern Arabic language, which the author called "Hamiriya"