This is the 2nd Violin Excerpt from Bartók Concerto for Orchestra, Finale. From measures 265 until 241. This excerpt is sometimes referred to as “The fugue.”
(Sheet Music for this selection is currently unavailable. We apologize for the inconvenience)

Recordings:

Fritz Reiner: Chicago Symphony Orchestra, 2012 (Quarter = 131-136)

Gerard Schwarz: Seattle Symphony Orchestra, 2007 (Quarter = 126-133)

André Previn: Los Angeles Philharmonic, 1988 (Quarter = 132)

MIDI resources

Just the 2nd Violin Part Quarter = 75

MIDI Accompaniment Quarter = 100