Listen to Dayan banal biya mahngai online. Dayan banal biya mahngai is a Bhojpuri language song and is sung by Amar Roy. Dayan banal biya mahngai, from the album Dayan banal biya mahngai, was released in the year 2022. The duration of the song is 6:40. Download Bhojpuri songs online from JioSaavn.