Kalends of January
. AD 824.
Cuanu of Lugbad, a scholar and a bishop, fell asleep.
Diarmait grandson of Aed Róin, anchorite and teacher of religion for all Ireland, died; also Cuimnech, abbot of Finnglas.
Aedán, abbot of Tamlacht, and Flannabra, superior of Mag Bile, die.
Colmán son of Ailill, abbot of Sláine and of other monasteries in France and Ireland, died.
Fergal son of Cathrannach, king of Loch Riach, dies.
Mael Bresail son of Ailill of Cuib, king of Dál Araidi, dies.
A great pestilence in the island of Ireland affected the old, the children and the weak; there was great famine and shortage of bread.
Aengus son of Mael Dúin, king of Loch Gabor, dies.
Dún Lethglaise was plundered by the heathens.
Mag Bile with its oratories was burned by the heathens.
The Ulaid inflicted a rout on the heathens in Mag Inis, in which very many fell.
The heathens inflicted a rout on the Osraige.
Flann son of Fairchellach, abbot of Les Mór, fell asleep.
Patrick's law was imposed on the three Connachta by Artrí
son of Conchobor, bishop of Ard Macha.
The plundering of Inis Daimle by the heathens.
Fallomon son of Fogartach was killed by his own kinsman, called Cellach.
The violent death of Blamac son of Flann at the hands of the heathens in Í Coluim Chille.