Matthew, praying the Lord’s Prayer three times a day is proposed (8.3). To the traditional three times of prayer Cyprian adds two others: at sunrise and sunset. Augustine is of the opinion that no day should go by on which Christians do not perform this prayer.44 In the Middle Ages the Lord’s Prayer played an important role in monastic horary prayer,45 even as laypersons were becoming less familiar with it.46 For that very reason the Lord’s Prayer was used in those days as a formula for magic and