‘The Legend of Perak, part II’ tells of the legendary tales of Megat Terawis, Tun Saban, Sultan Muzaffar Shah (the first Sultan of Perak) and the origin of the name for the Perak River. Click HERE for the .pdf file.
Source: R.J. Wilkinson. Papers on Malay Subjects: Part II – Notes on Perak History. FMS Government Press, 1908.