Nasir-i Khusrau
Nasir i-Khusrau was a Persian poet,
philosopher,
Isma'ili scholar, traveler and one of the greatest writers in Persian literature.
Until A.H. 437 (1046 AD), he worked as a financial secretary and revenue collector for the Seljuk sultan
Toghrul Beg,
or rather for his brother
Jaghir Beg, the emir of
Khorasan.
The
Book of Travels (Safarnama) was an account of his travels written in the 11th century.