1740—1717 BCE by the short chronology) was the 15th and final king of the Dynasty of Isin. He succeeded his father Sîn-māgir and reigned for 23 years.[i 57] Some variant king lists provide a shorter reign,[i 58] but it is thought that these were under preparation during his rule.[i 59][55] He was defeated first by Sîn-muballiṭ of Babylon (c. 1748 – 1729 BCE ) and then later by Rīm-Sîn I of Larsa, (c.