This study investigates a book named (Al-Muthkara lit means (studying) in Poets surnames written by Majdudeen Al-Nishbi (died 656 A.H.). In this book appears the scientific abalitres of Majdudeen Al-Nishbi as a thinker, a historian, a man of letters, a poet, a critic and as a linguist. He who has deeply rooted knowledge in all fields of interests that mentioned earlier.He brought up in two areas in Erbil and Baghdad of which he extended his thoughts, knowledge and education. In addition to review his journeys that help him in broadening his horizons. So he was one of the prominent, in the century A.H.