May 15, 4th SUNDAY OF PASCHA — Tone 3. Paralytic. Ven. Pachomius the Great, Founder of Cœnobitic Monasticism (348 A.D.). St. Isaiah, Bishop and Wonderworker of Rostov (1090). The slain Crown Prince Dimitry of Uglich and Moscow (1591). Ven. Isaiah, Wonderworker of the Kiev Caves (1115). Ven. Pachomius — Abbot, and Silvanus, of Nerekhta (1384). Ven. Evfrosin (Euphrosynus), Abbot and Wonderworker of Pskov, and his disciple, Ven. Serapion (Pskov — 1481). St. Achilles, Bishop of Larissa (4th c.).