In this major sins series, Imaam Abu Usamah goes through the book "Kitaab ul-Kabair" (Book of major sins) written by the great scholar of Islam, Imaam Adh-Dhahabi (rahimahullah) (d. 748 AH). Abu Usamah uses his dynamic and captivating style to expound upon each chapter of the book correcting any weak hadeeth or bid’ah that may be present.