An Ansari companion of the Prophet renowned for his learning and asceticism, whose piety the Prophet praised (d. 32/652). Initially a merchant, after embracing Islam he devoted himself to worship and knowledge (TDV Encyclopedia of Islam, "Ebü'd-Derdâ"). Under Caliph Umar he was appointed the first judge and Qur'an teacher of Damascus, known as the "reciter of Damascus," his study circles reaching thousands. He died in Damascus and was buried in the Bab al-Saghir cemetery (TDV; sonpeygamber.info). Note: the tombs in Eyüp and Üsküdar are symbolic maqams; his actual grave is in Damascus (transparency note).