, (or S̲h̲abustarī , according to modern Azeri writers) S̲h̲ayk̲h̲ Saʿd al-Dīn, Persian mystic and writer.

He was born at S̲h̲abistar, a small town near the north-eastern shore of Lake Urmiya. The date of his birth is unknown, but would have to be fixed about 686/1287-8 if the report that he died at the age of 33 (mentioned in an inscription on a tombstone erected on his grave in the 19th century) is accepted. He is said to have led the life of a prominent religious scholar at Tabrīz. Travels to Egypt, Syria and the Ḥid̲j̲āz are mentioned in the introduction to the Saʿādat-nāma . He may also have…