Description of Al-Djazīra country through in the Book of almasalik wal mamalik by Al-muhallabi (d.380AH/990AD)

The research paper aims at accentuating the historic-geographical descriptions of Al-Djazra region, that provided by Al-muhallabi through his book entitled (al maslik wal mamlik), and explaining the most important villages and cities which mentioned in his book. The research paper divided into two axes: in the first axis, the researcher has given an account of the author's biography and his above-mentioned book. Moreover, he has provided information about the manuscript of the book, and a brief account of its source. Whereas the second axis has studied Al-muhallabi general descriptions of villages and cities of Al-Djazra region according to two sides: the geographical side for those cities and their positions with related to Al-Djazra region; the economic side about Al-Djazra's cities and what have written of remarks on agriculture and commerce.