Listen to Oi Amal Haate Rajani Prate online. Oi Amal Haate Rajani Prate is a Bengali language song and is sung by Banani Ghosh. Oi Amal Haate Rajani Prate, from the album Rabindra Sankalan, was released in the year 2004. The duration of the song is 2:44. Download Bengali songs online from JioSaavn.