Nicene and Post-Nicene Fathers: Series II/Volume I/Constantine/The Life of Constantine/Book IV/Chapter 57

.&#8212;How he received an Embassy from the Persians and kept the Night Vigil with others at the Feast of Easter.

the meanwhile the Persians, hearing of the emperor&#8217;s warlike preparations, and not a little terrified at the prospect of an engagement with his forces, dispatched an embassy to pray for conditions of peace. These overtures the emperor, himself a sincere lover of peace, at once accepted, and readily entered on friendly relations with that people. At this time, the great festival of Easter was at hand; on which occasion he rendered the tribute of his prayers to God, and passed the night in watching with the rest.