His Resurrection Symphony is similar to Beethoven's Ninth and has a massive  choral finale.
Aside from an unfinished piano quartet and early cantata, this man wrote only song  cycles and symphonies. He conducted the New York Philharmonic from 1909-1911,  when he suffered a physical collapse and demanded to be returned to Vienna.  Terrified of writing a ninth symphony, he gave no number to The Song of the Earth.  His Resurrection Symphony is similar to Beethoven's Ninth and has a massive  choral finale. FTP name this Austrian composer of Symphony of a Thousand.
Aside from an unfinished piano quartet and early cantata, this man wrote only song  cycles and symphonies.
Gustav Mahler