You’re likely looking for Maurice Ravel’s for harp, flute, clarinet, and string quartet.
Here is the direct IMSLP guide to find the public domain scores and parts: ravel introduction and allegro imslp
Maurice Ravel (1875–1937) Work: Introduction et Allegro pour Harpe, Flûte, Clarinette et Quatuor à Cordes (M. 46) You’re likely looking for Maurice Ravel’s for harp,