+An **oratorio** is a large-scale musical composition for orchestra, choir, and soloists, typically based on a sacred or dramatic theme. Unlike [Opera](/wiki/Opera), it is usually presented in a concert setting without costumes, scenery, or stage action, focusing solely on the musical narrative. Its dramatic power unfolds through song and instrumental [Music](/wiki/Music), conveying profound stories.
+## See also
+- [Cantata](/wiki/Cantata)
+- [Requiem](/wiki/Requiem)
+- [Chorus](/wiki/Chorus)
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