From the album "Sangha" - A reworking of Plum Village songs by Monica Max West (True Aspiration of the Heart).
Words and music of unknown origin.
https://www.monicamaxwest.com/
Lyrics
Oh, fill my heart!
Oh, fill my heart!
Oh, fill my heart!
Let i! overflow with love!
Oh, fill my heart and let it overflow!
Oh, fill my heart and let it overflow!
Oh, fill my heart and let it overflow!
Let it overflow with love!