Listen to O Amar Beyai Sab online. O Amar Beyai Sab is a Bengali language song and is sung by Momtaz. O Amar Beyai Sab, from the album Shob Kichu Tui Kaira Nili, was released in the year 2025. The duration of the song is 5:12. Download Bengali songs online from JioSaavn.