Hattusili_III Hattusili III (Hittite:Hittite empire (New Kingdom or Late Empire) ca. 1267 – 1237 BC (short chronology). He was the fourth and last son of Mursili II. Mursili appointed Hattusili as priest of Sausga of Samuha, and Hattusili remained loyal to the "Ishtar of Samuha" to the end of his days.His older brother Muwatalli II moved his seat in Tarhuntassa and appointed him governor of Hattusa.