Need some help only if someone knows Bengali

I have asked so many but could not find any . Will some one please translate this song in English or just the meaning . Want lyrics also . I am non Bengali . Love the music of this song so want the lyrics and translation .


https://www.youtube.com/watch?v=Laeq6MgYVPk


[YOUTUBE]https://www.youtube.com/watch?v=Laeq6MgYVPk[/YOUTUBE]