Corpus of Electronic Texts Edition
Chronicon Scotorum (Author: [unknown])

Annal CS940


An army was led by Donnchad grandson of Mael Sechnaill and by Muirchertach son of Niall to Laigin and the men of Mumu, and took their hostages.

Aralt son of Ímar's grandson, i.e. son of Sitric king of the foreigners of Luimnech, was killed by the Connachta.

Niall son of Fergal, heir designate of Ailech, was killed by Muirchertach son of Niall.

Lann daughter of Donnchad, queen of the king of Ailech, died.


Coibdenach, abbot of Cell Achaid, was drowned in the sea at Deilginis.

Annal CS941


The foreigners were in Inis Mochta, over the ice,and plundered it.

Muirchertach son of Niall, with the men of the North and of Brega, went into the territory of Osraige.

Amlaíb son of Gothfrith, king of the fair foreigners and the dark foreigners, died.

Slaughter was inflicted on the Déisi by Cellachán and the men of Mumu in which two thousand fell.

A fleet was brought by Muirchertach son of Niall, and he brought back plunder from Inse Alban.

Slaughter was infllcted on the foreigners by the Uí Failge i.e. by Aimirgin son of Cinaed and by Cenél Fiachach, and twelve hundred were killed there in Mag Ceise.

Órlaith daughter of Cennétigh son of Lorcán was slain by Donnchad son of Flann, king of Ireland, having been charged with illicit sexual relations with Óengus, his son.

Muirchertach son of Niail went to Caisel to seek surety from Cellachán king of Caisel, and brought back Cellachán and handed him over to Donnchad son of Flann, king of Ireland.

Annal CS942


Dúnchad, bishop of Cluain moccu Nóis, rested.

Faelán son of Muiredach, king of Laigin, died of a fall.

The two sons of Lorcán son of Dúnchad were killed by Congalach son of Mael Mithig.

Cluain moccu Nóis was plundered by the foreigners of Áth Cliath and Blacair son of Gothfrith.

Dúnfhlaith daughter of Mael Mithig dies.

Dún Lethglaise was plundered by the son of Raghnall and the son of Raghnall was killed by Matudán, king of Ulaid, with a week, for the honour of Pátraic.

Annal CS943


Muirchertach son of Niall, heir designate of Ireland, was killed in Áth Firdia by the foreigners of Áth Cliath, and Ard Macha was plundered by the heathens.

A battle-rout was inflicted by Ua Canannáin, by Ruaidrí, on the Cenél nEógain with the foreigners of Loch Febail, in which many fell including Mael Ruanaid son of Flann, heir designate of the North.


Dub Léna daughter of Tigernán, king of Bréifne, wife of the king of Temair, i.e. Donnchad son of Flann, dies.

Annal CS944


A battle-rout was infllcted by Cellachán of Caisel on Cendétigh son of Lorcán in Mag Dúine, in which many fell

Flaithbertach son of Inmainén, king of Caisel, rested.

Guaire son of Maelecán, priest of Cluain, rested.

The plundering of Áth Cliath by Congalach son of Mael Mithig with the men of Brega and Braen son of Maelmórdha with the Laigin, in which four hundred foreigners fell in the taking of the fortress, and they burned it and brought away its jewels and treasures and prisoners.

Conn son of Donnchad, heir designate of Temair, was killed by the men of Fernmag, i.e. his horse killed him.

Donnchad son of Flann son of Mael Sechnaill, king of Ireland, dies after 25 years rule. Congalach son of Mael Mithig rules.