Al-Hafiz Abu Bakr Ibn Abi Ad-Dunya was a renowned Muslim scholar, historian, and prolific author from Baghdad, born in 823 CE (208 AH) and passed away in 894 CE (281 AH). He was widely respected for his expertise in Hadith, asceticism (zuhd), ethics, and Islamic manners. His full name was Abu Bakr Abdullah ibn Muhammad ibn عبيد ibn Sufyan al-Qurashi, commonly known as Ibn Abi Ad-Dunya. He taught the children of the Abbasid caliphs and authored over 160 works covering spirituality, repentance, patience, death, good character, and the Hereafter. Classical scholars such as Al-Dhahabi praised his writings for their wisdom and benefit.