The Jesus Prayer is a short but powerful prayer rooted in Eastern Christian tradition, particularly in monastic communities. Its origins are believed to trace back to the early Christian church, where it was promoted by the Desert Fathers in the 4th century as a means of cultivating inner peace and constant remembrance of God. The prayer’s simplicity and directness make it a tool for contemplative prayer, often repeated as part of the Jesus Prayer practice to invoke God’s mercy and strengthen one’s relationship with Christ. It is widely used in Eastern Orthodox, Eastern Catholic, and some Anglican traditions, especially in the context of spiritual discipline and ascetic practices. The prayer is also integral to the “Prayer of the Heart” or “Hesychasm,” which focuses on silent, continuous prayer and achieving spiritual union with God. The prayer is often recited using a prayer rope (komboskini), with each knot representing one repetition of the prayer, aiding in focused and meditative prayer practices.