Holy Water on the Epiphany: A Scientific and Religious Phenomenon Introduction: The Unique Status of Epiphany Water Water sanctified in the Christian church on January 18 and 19 (before and on the day of the Epiphany of the Lord, or Theophany) occupies a special place in religious practice and popular piety. Unlike water sanctified on other days (such as at molebens), Epiphany water, or "great agiasma" (Greek for "sanctity"), is surrounded by a unique complex of beliefs, rituals, and scientific questions. Its phenomenon lies at the intersection of theology, liturgy, religious studies, hydrology, and even biophysics, representing a rare case when an object of religious cult becomes the subject of empirical research. Theological and Liturgical Foundations According to Christian doctrine, the sanctification of water on the Epiphany is a remembrance and real symbolic participation in the evangelical event: the baptism of Jesus Christ in the Jordan River by John the Baptist. At the moment of Christ's immersion in the water, Christians believe, it was sanctified by the divine nature of the Son of God, revealed that day as one of the Persons of the Holy Trinity (hence the name "Theophany"). The rite of great sanctification of water, performed twice (on the Eve and on the day of the feast), is one of the most solemn in the Orthodox and Catholic (Eastern rite) traditions. It includes: Procession to the water source ("walk to the Jordan") or to a large chalice in the temple. Reading of Old Testament prophecies and the Gospel text. The Great Ektenia with special prayers for the sanctification of water. Threefold immersion of the cross in the water with the singing of the troparion "In Jordan, being baptized by You, O Lord..." Blessing of the water with the sign of the cross and prayer calling down the Holy Spirit upon the water to grant it "the grace of deliverance, the blessing of the Jordan". Thus, the water is not just blessed, but, according to the Church's teaching, becom ... Read more