The annals of Mursili II record that in the 3rd year of his reign, which would be 7 years prior to Mursili's eclipse in 1312 BC, prince Piyama-Kurunta of Arzawa stood against his army at Walma by the river Astarpa.
Mursili II, (also spelled Mursilis II) was a king of the Hittite Empire (New kingdom) ca.
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Mursili III, also known as Urhi-Teshub, was a king of the Hittites who assumed the throne of the Hittite empire (New kingdom) at Tarhuntassa upon his father's death around 1272 BCE.
A treaty between Mursili and Kupanta-Kurunta of Mira later lists the Astarpa as the border of Kupanta-Kurunta's client region of Kuwaliya.