"Be Thou My Vision" is a traditional Irish hymn that dates back to the 6th century. It is attributed to Saint Dallan Forgaill, a poet and scholar, and expresses a deep desire for divine guidance and presence in one's life. The hymn emphasizes the importance of seeing the world through a spiritual lens, seeking wisdom and clarity from God. The hymn has been translated into English and is often sung in Christian worship services. Its melodic structure is simple yet profound, making it accessible for congregations. The lyrics reflect themes of faith, devotion, and the longing for a closer relationship with the divine.