"The Lord's My Shepherd" is a well-known Christian hymn based on Psalm 23 from the Bible. It expresses themes of guidance, comfort, and trust in God. The imagery of a shepherd caring for sheep symbolizes the protective and nurturing nature of God towards believers. The hymn emphasizes the idea of finding peace and safety in God's presence, even in difficult times. It reassures followers that they are never alone and that God will provide for their needs, leading them to spiritual fulfillment and tranquility. The hymn is often sung in worship services and at significant life events.