Listen to Sob Loke Koy Lalon online. Sob Loke Koy Lalon is a Bengali language song and is sung by Shimul Yousuf. Sob Loke Koy Lalon, from the album Asha Shindhu Tirey, was released in the year 2017. The duration of the song is 4:47. Download Bengali songs online from JioSaavn.