This chant is called Baansuri and is one of many Krishna Bhajans used in addition to the daily chants for Satsang.
Lyrics
BAANSURI BAANSURI BAANSURI SHYAAMAAKI
BAANSURI BAANSURI BAANSURI SHYAAMAAW
HE RAAMA… (8X)
HE KRISHNA… (8X) N HE ALLAH… (8X)
HE JESUS.,. (8X)
HE BUDDHA… (8X)