generate questions: Luther's hymns were included in early Lutheran hymnals and spread the ideas of the Reformation. He supplied four of eight songs of the First Lutheran hymnal Achtliederbuch, 18 of 26 songs of the Erfurt Enchiridion, and 24 of the 32 songs in the first choral hymnal with settings by Johann Walter, Eyn geystlich Gesangk Buchleyn, all published in 1524.
Where were Luther's hymns included? {sep_token} How many hymns of Luther were included in the Achtliederbuch? {sep_token} How many hymns did Luther contribute to the Erfurt Enchiridion? {sep_token} How many hymns did Luther write for the first choral hymnal? {sep_token} What was the title of the first choral hymnal? {sep_token}