Flann son of Mael Sechnaill, with his sons, inflicted a battle-rout on the men of Bréifne, in which Flann, son of Tigernán fell, and his son and many others were killed, i.e. three thousand men.
A remarkable sign occured in this year i.e. two suns ran together on the same day before the nones 6th of May.
Domnall grandson of Mael Sechnaill and Indrechtach son of Conchobor had a fleet on Loch Dergderc and they defeated the fleet of Mumu and killed many people.
Dúnlang son of Coirpre, heir designate of Laigin, dies.
Domnall son of Aed, king of Ailech, assumed the pilgrim's staff. Finis Cicli.
Ard Macha was profaned by Cernachán son of Duiligén, i.e. a captive was taken from the church and killed at Loch Cerr to the east of Ard Macha. Cernachán was drowned by Niall son of Aed in the same lake in punishment for the profanation of Pátraic.
Congalach son of Gairbíth, king of Conaille Muirthemne, was killed by his own brother.
Niall son of Aed inflicted a battle rout on the Connachta i.e. Mael Cluiche son of Conchobor, in which Mael Cluiche and many others fell.
Mael Mithig son of Flannacán and Donnchad grandson of Mael Sechnaill won a battle against Lorcán son of Dúnchad and Fogartach with the Laigin, and many fell there.
Flaithbertach in the kingship of Caisel.
Foreigners came into Ireland at Port Láirge.
The army of the North and the Ulaid was led by Niall son of Aed into Mide to Greilach Eilte. Flann son of Mael Sechnaill with his sons routed them there, and there fell there a number of them including Fergal son of Óengus son of Mael Dúin and Mael Mórda son of Eruman son of Aed of the Ulaid and Erudán son of Gairbíth, lord of Uí Bresail, and Diarmaid son of Selbach king of Dál Riata, and Mael Muire son of Flannacán, king of Fernmag, and others, and Domnall son of Gairbíth, king of Conaille, and Coinnecán son of Airechtach.