Symphony No. 9 (Beethoven) a symphony (thus making it a choral symphony). The words are sung during the final movement by four vocal soloists and a chorus. They were taken from the "Ode to Joy", a poem written by Friedrich Schiller in 1785 and revised in 1803, with text additions made by the composer. In 2001, Beethoven's original, hand-written manuscript of the score, held by the Berlin State Library, was added to the United Nations Memory of the World Programme Heritage list, becoming the first musical score so designated. The Philharmonic Society of London originally commissioned the symphony in 1817. The main composition work
Symphony No. 9 (Beethoven) material from each of the preceding three movements – though none are literal quotations of previous music – are successively presented and then dismissed by instrumental recitatives played by the low strings. Following this, the 'Ode to Joy' theme is finally introduced by the cellos and double basses. After three instrumental variations on this theme, the human voice is presented for the first time in the symphony by the baritone soloist, who sings words written by Beethoven himself: <nowiki>"</nowiki>"O Freunde, nicht diese Töne!' Sondern laßt uns angenehmere anstimmen, und freudenvollere".<nowiki>"</nowiki> ("Oh friends, not these sounds! Let us instead strike up