This book (summarized 'Uddat as-Sabirin wa Dhakhirat ash-Shakirin of Ibn Qayyim - Allah have mercy on him) is one of the best books by Ibn Qayyim.In this book, Ibn Qayyim has explained comprehensively the concepts of Sabr (patience) and Shukr (gratitude) in Islam. He has shown how we can become more patient and the way to give thanks to Allah. He has given evidence from the Quran, Sunnah, and Islamic history to explain his beautiful advice.