This document provides a summary of the book "Revival of Sunnah" by Dr. Kh. Abdullah Jahangir. It discusses the importance, principles and practices of following the Sunnah according to Islamic teachings. The author explains different aspects of the Sunnah and its application in various spheres of life such as worship, dealings, manners and customs based on the teachings and practices of the Prophet Muhammad. It aims to address prevalent misconceptions in society and guide people to follow the Sunnah in their lives. The introduction commends the author for writing the book to educate the masses about proper Islamic teachings and way of life.