Which musical instrument is used to accompany the song erlkonig?

The musical instrument used to accompany the song "Erlkönig" is typically the piano. Franz Schubert's setting of Johann Wolfgang von Goethe's ballad is known as "Erlkönig, Op. 1" and is originally written for voice and piano. The piano plays a crucial role in establishing the atmosphere and evoking the dramatic story through its dynamic accompaniment, imitating the galloping of the horse and enhancing the overall musical narrative.