Kalends of January
. AD 887.
Mael Coba son of Crunnmael abbot of Ard Macha, ended his life as an old man.
Mael Tuile son of Cilén, superior of Cluain Ferta Brénainn, rested.
Mael Pátraic, scribe and excellent scholar, superior of Treóit and steward of the community of Patrick for the district south of the Mountain, rested.
Dúnchad son of Dub dá Bairenn, king of Caisel, dies.
The foreigners inflicted a battle-rout on Flann son of Mael Sechnaill and there fell there Aed son of Conchobor, king of Connacht, and Lergus son of Cruinnén bishop of Cell Dara, and Donnchad son of Mael Dúin, superior of Cell Delca and other monasteries. The battle of the Pilgrim.
Cerball son of Dúngal, king of Osraige, died suddenly.
Cú cen Máthair, superior of Imlech Ibuir, rested.
Tolarg son of Cellach, one of two kings of southern Brega, ended his life as an old man.
Sigfrith son of Ímar, king of the Norsemen, was deceitfully killed by his kinsman.
It happened that the fair of Tailtiu was not held.