“Haqeeqat-e-Roza” written by Sultan-ul-Ashiqeen Hazrat Sakhi Sultan Mohammad Najib-ur-Rehman. This book explains the main aim behind the obligation of Saum and focuses upon the veritable way of observing fast with its true essence. The obligation, reward and the blessings of Saum are explained according to shariah, tareeqat and Divinity. This book centers upon the real essence of Saum and clarifies the concept of people about the reality of Saum in a brief and an excellent manner.