Thereupon Ronan came to Magh Rath to make peace between Domnall son of Aodh, and Congal Claon son of Scannlan, but he did not succeed. Howbeit, the cleric used to be taken each day as a guarantee between them that nobody would be slain from the time the fighting was stopped until it would be again permitted. Suibhne, however, used to violate cleric's guarantee of protection inasmuch as every peace and truce which Ronan would make Suibhne would break, for he used to slay a man before the hour fixed for combat each day, and another each evening when