Kalends of January
. AD 900 alias 901.
Mael Ruanaid son of Flann son of Mael Sechnaill, heir designate of Ireland, was killed by the Luigne, i.e. by the sons of Cernachán son of Tadc and by the son of Lorcán son of Cathal. Many nobles fell there, i.e. Maelchrón son of Domnall, king of Cenél Laegaire, the superior of Ros Ech i.e. Dub Cuilinn, and many others. All were killed by fire.
Tipraite son of Nuadu, superior of Condaire and other monasteries i.e. Lann Ela and Lathrach Briúin, died.
A change of kings in Caisel, i.e. Cormac son of Cuilennán succeeded Cenn Gécáin i.e. Finnguine.