Since the date for Easter differed, one of them was fasting while the other was feasting. In order to solve the difficulties, a synod was held at Whitby in 663. The Scotch-Irish stood fast on the traditions they said they had received from Columba. The Roman missionaries and their partisans retorted that St. Peter’s tradition was superior to Columba’s, for the Apostle had received the keys to the Kingdom.

