Imam Ibn –e- Jarood (RA) is a prominent scholarof Hadith.Although he was a native of Nishapur but he stayed at Makkah for educational, research and teaching objectives. He presented such a valuable literature on the different aspects and fields of Hadith that cannot be ignored by the Muslim scholars. In the field of Hadith, his specialization is biographical information related to the narrators of Hadith literature. He used and explained different terms related to this specific field of study. In this scholarly and intellectual back ground, he is consideredas “Imam ofjarha-wa-tadeel”.