1243 First of January on Thursday and the sixth day of the moon. Third year of the Solar Cycle; ninth year of the Decemnovennial Cycle; first year of the Indiction. MCCXLIII. Common year. D.
Tadc son of Aed mac Cathail Chrobdeirg, after being released by O Raigillig, came to Boyle and led a company to Mac Diarmata's house. He captured Cormac mac Tomaltaig and brought away his own mother, Etain daughter of Mac Carthy, Fingen to wit, who was Mac Diarmata's wife, and gave her as wife to Cu Chonnacht O Raigillig as ransom for himself.
A great hosting by the King of England against the King of France. Messengers came from the King desiring the Irish Galls to attend him. Richard son of William Burke went to him and died on that eastern expedition.
Hugo de Lacy Earl of Ulster died. The Earl of Ulster was killed at Durrow by Gilla cin Inathar (the Gutless Lad) O Miadaig with one blow of a wood-axe, at the instigation of Sinnach (Fox) O Cathurnaig and O Brain. They had sent him to the place to measure their [allotted] portion of the castle-moat, telling him to measure it himself, so that they might not be cheated; and after everyone had ceased work the Earl went alone with him to measure it. And when he had the Earl stooping down before him to measure the ground, he struck him with the wood-axe, which he had ready for him under his armpit. And by dint of running he escaped from Gall and Gael to Kilclare and came to Sinnach and O Brain, leaving the Earl lifeless.
Petrus Mac Craith, after dedicating his life among the canons of Trinity Island, Loch Key, died, and was buried on St. Martin's day.
Mael Eoin O Crechain, archdeacon of Tuaim, crossed over to Ireland, having been made a Master, and died in Dublin.
Finnachta O Lugada, coarb of Benen and archdeacon of Tuaim, died at Martinmas.
Cathasach O Snedhusa, dean of Muinter Mailruanaid, died at Ardcarne at St. Laurence's festival.
Cathal son of Aed O Conchobair, foster-child of the Muinter Raigillig, turned against them and raided Muirchertach Mac Gilla Suilig in Mag Nise. Muirchertach himself was captured by him and slain in [...]. . . . at Cell tSesin. He made another raid immediately on Clann Fermaige and Dartry.
Cathal son of Aed O Conchobair raided Mag Rein, so that war broke out between O Conchobair and O Raigillig.
The church of Ardcarne was enlarged by Clarus Mag Mailin this year.