The commemoration of Christ's death on the Cross on Holy Friday. The Church observes this solemn day with the Royal Hours, Vespers with the procession of the Epitaphios (burial shroud), and Matins of Holy Saturday. This is a strict fast day. The services emphasize Christ's voluntary suffering for our salvation and His victory over death through death.

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.

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 "Feast of Feasts" celebrating Christ's Resurrection from the dead. The most important celebration in the Orthodox Church, Pascha determines the date of all moveable feasts. The service begins with the joyful midnight proclamation "Christ is Risen!" and continues with the Divine Liturgy of St. John Chrysostom.

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.