Kalends of January seventh feria, ninth of the moon. AD 1121.
Domnall son of Ardgar son of Lochlainn, over-king of Ireland, pre-eminent among the Irish in form and lineage, in sense and valour, in happiness and prosperity, in giving valuables and food, died in Daire Coluim Cille in the thirty-eighth year of his reign, the seventy-third year of his age, on Wednesday night, the fourth of the Ides 10th of February and the eighteenth of the moon, the feast of Mo-Chuaróc the wise.
Cú Maigi son of Deorad ua Flaind, king of Derlas, was drowned in Loch nEchach after the Uí nEchach took Inis Darcarcrenn against him, in which forty-five fell.
Gilla Escoip Eógain ua Aindiaraidh, king of Cianacht, was killed by his kinsmen in the middle of the cemetery, of Bennchor.
An army was brought by Tairdelbach ua Conchobuir and the province of Connacht into Desmumu and they plundered from Mag Feimin to Tráigh Lí, both laity and churches, i.e. seventy churches or a little more.
A plundering army was brought by Tairdelbach ua Conchobuir into Desmumu also and he plundered the termon of Lis Mór and brought away a countless spoil of cattle, and left behind dead Muiredach ua Flaithbhertaigh, king of the west of Connacht, and Aed ua hEidhin, king of Uí Fhiachrach.
The bell-tower of Telach Innmuinn in Osraige was struck by a ball of fire; a stone fell from it and killed a student in the cell.
Samuel ua hAngli, bishop of Áth Cliath, rested in peace. Cellach, successor of Patrick, assumed the bishopric of Áth Cliath by the choice of foreigners and Irish.
Two stretches of Trian Masan from the gate of the ráith to the cross of Brigit were burned.
A great wind came on the Nones 5th of December and cast the cone from the bell-tower of Ard Macha and wrought great destruction of woods throughout all Ireland.