Hundred letters of Khwaja Sharaf ad-Din Ahmed Yahya Maneri, may Allah sanctify his soul, who was one of the greatest Sufis of India in 8th century Hijrah (14th century CE). He belonged to the Firdosi Sufi tariqa, a branch of the Kubravi tariqa.
He was born on 26 or 29 Sha'aban 661 AH (July 1263 CE), and died on 6 Shawwal 782 AH (2 January 1381 CE).
These letters were written in 747 AH (1346 CE), directed to one of his important murids Qadi Shamsuddin. His letters are considered a masterpiece in Sufism and Islamic theology.
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