Listen to Dhuni (Mahamantra) online. Dhuni (Mahamantra) is a Hindi language song and is sung by Gurmeet Singh and Ritu Sagar. Dhuni (Mahamantra), from the album Bhagwan Ka Poojan Kiya Karo, was released in the year 2005. The duration of the song is 9:40. Download Hindi songs online from JioSaavn.