Listen to Serenity Relax Music online. Serenity Relax Music is an Instrumental language song and is sung by Zen Sleep Meditation. Serenity Relax Music, from the album Practicing Mindfulness: 20 Essential Relaxing Songs to Improve your Mental Health and Reduce Stress, was released in the year 2021. The duration of the song is 6:11. Download Instrumental songs online from JioSaavn.