Listen to Workday Zen (Harp) online. Workday Zen (Harp) is an Unknown language song and is sung by Milestones Power. Workday Zen (Harp), from the album Concentration Music Exam Study – Instrumental Background Music for Studying, New Age as Brain Food for Mind Power, was released in the year 2015. The duration of the song is 6:13. Download Unknown songs online from JioSaavn.