Unlike romanticized histories, Al-Dhahabi was a critical historian. He includes differing opinions. If a narrator was weak, he says so. If a scholar was controversial, he presents both sides.
in its original Arabic, a full, professional English translation is not currently available in a single PDF. However, several resources provide portions of the work or related materials in English. 1. Understanding the Work Siyar A 39-lam An-nubala English Pdf
I notice your request seems to contain a mix of terms: “Siyar A 39-lam An-nubala” likely refers to a volume of the famous biographical encyclopedia Siyar A‘lām al-Nubalā’ (سير أعلام النبلاء) by Imam al-Dhahabī. “A 39-lam” may be a typo or reference to a specific section (possibly volume 39, or a page/line reference). If a scholar was controversial, he presents both sides
(Biographies of Eminent Nobles) is a monumental biographical encyclopedia authored by the 14th-century scholar Imam al-Dhahabi . It is considered one of the most comprehensive and authoritative references for Islamic history, covering the lives of scholars, caliphs, jurists, and political leaders from the time of the Prophet Muhammad through the early 13th century. The Core Features of Siyar A’lam al-Nubala covering the lives of scholars