Sami Yusuf's "O Lovers: Music from the Unseen World" is a captivating journey into the heart of Sufi music, released on September 21, 2020, under Andante Records. This compilation album is a testament to Yusuf's deep connection with Sufi traditions, offering a collection of 15 tracks that blend qawwali, sufi, and sholawat genres seamlessly. Each song is a mystical love letter, inviting you to explore the spiritual and emotional depths of Sufi music. The album features both live performances, such as those from the Fes Festival of World Sacred Music and New Delhi, and studio recordings, showcasing Yusuf's versatility and the rich tapestry of his musical influences. With a runtime of 1 hour and 7 minutes, this album is a profound exploration of faith, love, and devotion, making it a significant addition to any music lover's collection.