The central worship service of the Orthodox Church, celebrating the Eucharist (Holy Communion). Usually celebrated on Sundays and feast days, the Divine Liturgy consists of the Liturgy of the Word (scripture readings) and Liturgy of the Faithful (Eucharistic prayer and communion). The most common forms are the Liturgies of St. John Chrysostom and St. Basil the Great.

The morning prayer service of the Orthodox Church, traditionally celebrated at dawn. Also called Orthros in Greek tradition, this service includes the reading of the Gospel, the Great Doxology, and numerous psalms and hymns. Matins prepares the faithful for the day and is often celebrated immediately before the Divine Liturgy on Sundays and feast days.

The evening prayer service of the Orthodox Church, traditionally celebrated at sunset. Vespers includes psalms, hymns, scripture readings, and incense. On Saturday evenings, Great Vespers is often combined with the Sunday Divine Liturgy. The service marks the end of the liturgical day and prepares the faithful for rest and reflection.

The sacrament of reconciliation through which the faithful confess their sins to a priest and receive absolution. Also called the sacrament of repentance or penance, confession restores the baptismal purity lost through sin and reconciles the penitent with God and the Church. The penitent stands before an icon of Christ while confessing to the priest, who acts as a witness and minister of God's forgiveness. The priest then covers the penitent's head with his epitrachelion (stole) and pronounces the prayer of absolution.

The circumcision of the infant Christ on the eighth day after His birth, as required by Jewish law. Celebrated on January 1st, this feast emphasizes Christ's full humanity and His submission to the Mosaic Law. It also commemorates the giving of the name "Jesus" (meaning "God saves") and is often combined with the feast of St. Basil the Great.

The Archbishop of Caesarea and one of the Three Holy Hierarchs, defender of Orthodox theology against Arianism. Celebrated on January 1st, Basil wrote the Divine Liturgy bearing his name and established principles of monasticism. His work on the Trinity and pastoral care shaped Orthodox theology and practice for centuries.

The beloved Russian hermit and mystic known for his joy and spiritual wisdom. Celebrated on January 2nd, Seraphim spent years in solitude before becoming a spiritual father to thousands. His greeting 'My joy!' and teaching that the purpose of Christian life is acquiring the Holy Spirit inspired countless believers. He represents the mystical tradition of Orthodox spirituality.

Brief prayer services traditionally celebrated at specific times of day: First Hour (6 AM), Third Hour (9 AM), Sixth Hour (noon), and Ninth Hour (3 PM). Each Hour includes psalms, troparia, and prayers appropriate to that time of day. These services sanctify the day and connect us to Christ's Passion, as they commemorate specific moments in His crucifixion and death.

A service of supplication, most commonly addressed to the Theotokos, asking for her intercession and help. The Small Paraklesis is often celebrated during the first two weeks of August before the Dormition fast, while the Great Paraklesis may be used in times of special need. The service emphasizes our dependence on Mary's maternal care and powerful intercession.

The sanctification of water through special prayers, creating holy water for blessing and spiritual protection. The Great Blessing occurs at Theophany, while the Small Blessing can happen throughout the year. Holy water is used to bless homes, objects, and people, serving as a tangible reminder of our baptism and God's sanctifying presence in the material world.

The manifestation of Christ as God through His baptism in the Jordan River by St. John the Baptist. During this feast, water is blessed in a special service, and many parishes perform the Great Blessing of Waters. The feast celebrates the revelation of the Trinity and Christ's divine nature.

The birth of St. John the Baptist, the Forerunner of Christ, to the elderly Zacharias and Elizabeth. Celebrated on June 24th, this feast honors the one who prepared the way for Christ's ministry. John's birth was miraculous, and he grew up in the desert to become the voice crying in the wilderness, baptizing Christ in the Jordan.

The gathering to honor St. John the Baptist on January 7th, the day after Theophany. This synaxis celebrates John's role as the Forerunner who baptized Christ and his witness to Christ as "the Lamb of God." The feast connects John's ministry to the Theophany celebration, emphasizing his preparation for Christ's revelation.

The 19th-century bishop and spiritual writer who translated patristic texts and guided many souls. Celebrated on January 10th, Theophan became a hermit after serving as bishop and devoted himself to prayer and writing. His letters on spiritual life and translations of the Philokalia made patristic wisdom accessible to laypeople. He represents scholarly monasticism and spiritual direction.

The 13th-century prince-monk who became the first Archbishop of Serbia and organized the Serbian Orthodox Church. Celebrated on January 27th, Sava established monasteries, schools, and hospitals throughout Serbia. He obtained autocephaly for the Serbian Church from Constantinople and wrote the first Serbian constitution. He represents national and ecclesiastical independence through Orthodox faith.

The sacrament of marriage, uniting a man and woman in lifelong union blessed by God. The Orthodox wedding service consists of two parts: the Betrothal (exchange of rings) and the Crowning (placement of crowns on the couple's heads). The crowns symbolize both the glory and martyrdom of marriage, as well as the couple's status as king and queen of their domestic church. The couple drinks from the common cup and processes around the analogion three times. Marriage is understood as an icon of Christ's union with the Church.

The 4th-century apostle to Georgia who converted the Georgian kingdom to Christianity. Celebrated on January 14th, Nina was a Cappadocian woman who brought the Gospel to Georgia through her preaching and miracles. She convinced the royal family to convert, leading to Georgia becoming the second nation to officially adopt Christianity. She represents successful missionary work and women's apostolic ministry.

The father of monasticism who retreated to the Egyptian desert in the 3rd-4th centuries. Celebrated on January 17th, St. Anthony's feast honors his pioneering role in Christian monasticism and his spiritual warfare against demons. His life, recorded by St. Athanasius, inspired countless Christians to pursue ascetic life and deeper prayer.

The 18th-century 'fool for Christ' who lived in radical poverty and simplicity. Celebrated on January 24th, Xenia gave away her possessions after her husband's death and lived as a holy fool, helping others while appearing mad to the world. She represents the path of voluntary poverty and the wisdom hidden in apparent foolishness.

The joint celebration of Saints Basil the Great, Gregory the Theologian, and John Chrysostom on January 30th. These three great Church Fathers and theologians were honored together to end disputes over which was greatest. They represent the unity of Orthodox theology, liturgy, and pastoral care. This feast is especially important in Orthodox education.