Listen to O Nishthur Aarati Baan online. O Nishthur Aarati Baan is a Bengali language song and is sung by Swagatalakshmi Dasgupta. O Nishthur Aarati Baan, from the album Ekla Gitabitan Vol. 24, was released in the year 2012. The duration of the song is 3:35. Download Bengali songs online from JioSaavn.