Kalends of January, twenty-first of the moon
. AD 942 alias 943.
The Leth Cathail inflicted a rout on the foreigners of Loch Cuan, in which nearly all were destroyed.
Muirchertach son of Niall, i.e. Muirchertach of the Leather Cloaks, king of Ailech and the Hector of the western world, was killed by the heathens, i.e. by Blacair son of Gothfrith, king of the foreigner, at Glas Liatháin beside Cluain Chaín, in Fir Rois, on the first feria, fourth of the Kalends of March 26 Feb.. Ard Macha was plundered by the same foreigners on the following day, the third of the Kalends of March.
- (Vengeance and ruin have come to rest
On the race of Conn's children for ever:
It were grievous that Muirchertach lives no more,
The land of the famous Irish is orphaned.)
Lorcán, son of Faelán, king of Laigin, was killed by the foreigners.
Cellach son of Béc, king of Dál Araidi, was treacherously killed by his people.