 He is called king of Dál nAraidi regarding this event and Lethlobar follows Eochaid mac Bressail (d.824) as king in the king lists in the "Book of Leinster".However two other kings of the Dál Araidi appear in the "Annals of Ulster", Cináed mac Eochada (died 832) and Flannacán mac Eochada (died 849).These last two kings as well as Eochaid mac Bressail are however referred to as kings of Dál nAraidi in the north and they belonged to a sept descended from Fiachra Cossalach (died 710) who may have been related to the northern Eilne branch.