Listen to Sadher Lau Banaila More Bairagi online. Sadher Lau Banaila More Bairagi is a Bengali language song and is sung by Runa Laila. Sadher Lau Banaila More Bairagi, from the album Sadher Lau Folk Various, was released in the year 1994. The duration of the song is 2:55. Download Bengali songs online from JioSaavn.