Complex sentence: The oldest chorale Bach used in the "St Matthew Passion" dates from 1525, three chorales are written by Paul Gerhardt, Bach included five stanzas from his "O Haupt voll Blut und Wunden".
Split into simpler sentences: The oldest chorale Bach used in the "St Matthew Passion" dates from 1525. Three chorales are written by Paul Gerhardt and Bach included five stanzas from his "O Haupt voll Blut und Wunden".