Kalends of January
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. AD 858.
Suairlech, abbot of Achad Bó, Ailill of Banbán, abbot of Biror, Mael Coba grandson of Faelán, abbot of Cluain Uama, and Faelgus, abbot of Ros Cré, fell asleep in peace.
Amlaíb and Ímar and Cerball led a great army into Mide.
A royal conference was held at Ráith Aeda Meic Bric of the nobles of Ireland, including Mael Sechnaill, king of Temair, and Fethgna, successor of Patrick, and Suairlech, successor of Finnia, to make peace and amity between the men of Ireland, and as a result of that meeting Cerball, king of Osraige, gave his full dues to Patrick's congregation and his successor, and the Osraige were alienated to Leth Cuinn, and Mael Guala, king of Mumu, warranted the alienation.
Mael Guala, king of Mumu, was killed by the Norsemen.
Sechannán son of Conaing, king of Carraic Brachaidi, dies.