Listen to Bishwajure Ekta Katha online. Bishwajure Ekta Katha is a Bengali language song and is sung by Sudeb Dey. Bishwajure Ekta Katha, from the album Sudeb Dey - Sei Neel Khaame, was released in the year 1994. The duration of the song is 3:54. Download Bengali songs online from JioSaavn.