He was the imaam, the haafidh, the great scholar Zaynuddeen `Abdur-Rahmaan ibn Ahmad ibn `Abdir-Rahmaan – known as Rajab as-Salaamee, then ad-Dimashqee (from Damascus) – well known as Ibn Rajab.
He was born in the year 736H.
His teachers included: Muhammad ibn Khabbaaz, Ibraaheem ibn Daawood al-`Attaar and Muhammad ibn al-Qalaanisee and others.
As-Suyootee said, “The imaam, the haafidh, the scholar of hadeeth, the admonisher, Zaynuddeen `Abdur-Rahmaan…”
His works include:
Al Istikhraaj fee Ahkaamil-Kharaaj (printed), al-Qawaa`idul-Fiqhiyyah (printed), Dhayl Tabaqaatul-Hanaabilah (printed), Fald `ilmis-Salaf `alaa `ilmil-Khalaf (printed), Sharh Jaami`it-Tirmidhee (lost except for his explanation of al-`Ilal from it) and others.
He passed away in the year 795H.