1237 First of January on Thursday and the thirtieth day of the moon; twenty-fifth year of the Solar Cycle; third year of the Decemnovennial Cycle; tenth year of the Indiction. MCCXXXVII. Embolismal year. D.
A hosting by Fedlim mac Cathail Chrobdeirg into Connacht, accompanied by Cu Chonnacht O Raigillig with all the Ui Briuin, Cathal Mag Ragnaill with all the Conmaicne, and the three sons of Aed mac Cathail Chrobdeirg, to attack the
Donait O Fidabra, coarb of Patric, rested.
The Justiciar made peace with Fedlim mac Cathail Chrobdeirg and the five King's Cantreds were given to him free of cattle-tribute or rent.
The Irish Barons came into Connacht and began the building of castles therein.
The first synod of Maelmure O Lachtnan, erenagh of Tuaim, was held at Athlone after his pallium had arrived from Rome.
Magnus son of Diarmait son of Magnus [O Conchobair] was killed by Domnall son of Diarmait son of Ruaidri O Conchobair this year.
Muirchertach son of Diarmait son of Ruaidri O Conchobair was killed by the sons of Magnus mac Muirchertaig Muimnig Ui Chonchobair this year.
Clarus Mac Mailin began the building of a monastery for Canons on Trinity Island in Loch Oughter, the gift of Cathal O Raigillig.
Thomas O Ruadain, Bishop of Leyney, rested in Christ.
Gilla Isa son of In Scelaige (the Narrator) O Tormaig, Bishop of the Conmaicne, rested.
Gilla na nEcc O Mannachain died in the monastery of Boyle this year.
Conchobar son of Cormac [Mac Diarmata] raided Ruaidri O Gadra and killed his brother.
The hostages of Conchobar son of Cormac were killed by Fedlim mac Cathail Chrobdeirg this year.
Drommann Iarthair and the land between Lathach Cille Brain and the lake, with wood and plain and bog, was presented to the community of the Trinity on Loch Key and to Clarus Mac Mailin by Donnchad son of Muirchertach Luathsuilech [Mac Diarmata] during the time that he ruled as king; and this was not long, since he reigned only for a month and Cormac reigned again.