Umara bin Hamza bin Malik bin Yazid bin Abdullah bin Maimon the writer, from the son of Abi Lababah Ikrimah, slave of Abdullah bin Al-Abbas Al-Nadim described it in his book Al-Fihrast, saying: Umara Bin Hamzah, the writer of Abu Jaafar Al-Mansour and his master, and he was a wanderer, an admirer, a horse, generous, eloquent, eloquent, blind, blood. Abu Jaafar and Al-Mahdi used to present him, and tolerate his morals, because of his virtue, eloquence, sufficiency, the necessity of his rights, and a guardian for them great works. And he has a group of letters, including the message of Thursday, which is read to Bani al-Abbas, and the successors of the Banu al-Abbas cut him many properties that he used to spend in good deeds. , Al-Yamamah, Bahrain, and Al-Ard (from the areas of the Levant). Amara was generous, secretive, grandiose, high-minded, many merits, and he had good news, and Abu al-Abbas used to know building with pride, height and intensity of hiking.