Listen to Aso Kosi Bharai Sajanwa (Chhath Bhajan) online. Aso Kosi Bharai Sajanwa (Chhath Bhajan) is a Bhojpuri language song and is sung by BS Deewana. Aso Kosi Bharai Sajanwa (Chhath Bhajan), from the album Aso Kosi Bharai Sajanwa (Chhath Bhajan), was released in the year 2021. The duration of the song is 6:04. Download Bhojpuri songs online from JioSaavn.