Kalends of January third feria, ninth of moon. AD 585.
The killing of Baetán son of Ninnid son of Daui alias son of Fergus Cennfhata son of Conall of Gulbu, king of Temair, who reigned one year. Cuiméne Son of Colmán Bec son of Diaimait, and Cuiméne son of Librén son of Illand son of Cerball, killed him at the instigation of Colmán, i.e. at Léim ind Eich.
Or this year, the battle of Druim Meic Erca.