The Baal Shem Tov (Rabbi Israel) was known for his love of the simple, heartfelt service of God. He taught that music and song can break through the gates of heaven, even when words cannot.
While the partial quote could refer to a specific niggun (melody) passed down, it is fundamentally tied to the Baal Shem Tov's philosophy that a simple, beautiful song is one of the most powerful prayers to God. Listening to the Dark: The Descent of the Goddess Inanna tova_e_edna_ot_nai_hubavite_pesni_za_boga_ot_br...
A prominent story regarding the Baal Shem Tov ("Br...") and songs for God goes as follows: The Baal Shem Tov (Rabbi Israel) was known