Bernhard Flies was a German amateur composer and a doctor of medicine.

Little is known about Flies. He composed some piano pieces and songs, the best-known of which is the romantic music to the lullaby Schlafe, mein Prinzchen, schlaf ein, (Sleep, my little prince, go to sleep), also known as Das Wiegenlied (the Cradle Song) from the theatre play "Esther" written by Friedrich Wilhelm Gotter

Friedrich Wilhelm Gotter

Friedrich Wilhelm Gotter was a German poet and dramatist.He was born at Gotha. After the completion of his university course at Göttingen, he was appointed second director of the Gotha Archive. He subsequently went to Wetzlar, the seat of the imperial law courts, as secretary to the...

 (1746–1797). For a long time, the composition was mistakenly attributed to Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart , baptismal name Johannes Chrysostomus Wolfgangus Theophilus Mozart , was a prolific and influential composer of the Classical era. He composed over 600 works, many acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music...

 (K.350 in the Köchel-Verzeichnis

Köchel-Verzeichnis

The Köchel-Verzeichnis is a complete, chronological catalogue of compositions by Wolfgang Amadeus Mozart which was originally created by Ludwig von Köchel. It is abbreviated K or KV. For example, Mozart's Requiem in D minor was, according to Köchel's counting, the 626th piece Mozart composed....

).

External links

• German and English texts of the lullaby, Czech translation
• Music of the lullaby (in MID
  Musical Instrument Digital Interface
  MIDI is an industry-standard protocol, first defined in 1982 by Gordon Hall, that enables electronic musical instruments , computers and other electronic equipment to communicate and synchronize with each other...
  
  format)