Listen to Mor Ausir Rati online. Mor Ausir Rati is a Bengali language song and is sung by Upen Kakoti and Jayanta Hazarika. Mor Ausir Rati, from the album Asom Desher Baagichhare, was released in the year 1972. The duration of the song is 2:55. Download Bengali songs online from JioSaavn.