Listen to Sawang Sadhuwayiel online. Sawang Sadhuwayiel is a Bhojpuri language song and is sung by Rajan Singh. Sawang Sadhuwayiel, from the album Shiv Ki Dewani Duniya, was released in the year 2018. The duration of the song is 7:39. Download Bhojpuri songs online from JioSaavn.