It was part of Walter 's choral hymnal Eyn geystlich Gesangk Buchleyn .
Luther 's text , set to music by Johann Walter , appeared in 1524 in Wittenberg .
It was part of Johann Walter 's choral hymnal Eyn geystlich Gesangk Buchleyn .
Luther 's text , set to music by Johann Walter , appeared in 1524 in Wittenberg .