It's so heartening to know that you liked the music. If you'd like to know what the songs mean, here goes the english translations:-

Song 2:- http://neobaul.blogspot.com/2012/08/lalon-song-3-praise-be-upon-him-we-say.html

Song 1:- http://anondogaan.blogspot.com/2015/04/milon-hobe-koto-dine-lyrics-translation.html