The Dipavamsa (also transcribed Dipavansa) is the older and shorter of the two ancient chronicles of Sri Lanka, the other one being the famous Mahavamsa (Mahavansa). “Dipavamsa” means “Island Chronicle” whereas “Mahavamsa” simply means “Great Chronicle”. The Mahavamsa was compiled in the 6th century. The Dipavamsa is from the 4th century.
The story of the arrival of the first Sinhalese on the island and of their leader, Vijaya, who became Sri Lanka's first king, is told in Chapter 9 of the Dipavamsa. Here are some quotes from Oldenberg’s translation of the Dipavamsa account, which was originally written in Pali:
9.1 The island of Lanka is called Sihala after the Lion (siha); listen ye to the narration of the origin of the island which I (am going to) tell.
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