 His offensive was stopped at Adab, modern Bismaya, where Abī-sarē “defeated the army of Isin with his weapon,” in the 9th year-name of his reign.It may be that this battle was where he was killed, as a year A of Halium of the kingdom of Mananâ, reads “the year Ur-Ninurta was slain” and Manabalte’el of Kisurra’s year G, “the year Ur-Ninurta was killed.”

There is a year name “year following the year that king Ur-Ninurta made emerge large a.gàrs from the water.” Marten Stol suggests that it indicates he succeeded in converting swamp or similar into cultivatable land.A curious legal case arose came to his attention which he ordered by heard by the Assembly of Nippur.