Brahms' Lullaby. Also known as Wiegenlied: Guten Abend, gute Nacht "Good evening, good night", it is possibly the most sung lullaby. Brahms' Lullaby Opus 49 Number 4 is composed in 1868. Score and 2 Parts. Pure Trio Sheet Music Arrangement for C Instrument, Piano and Eb Instrument by Lars Christian Lundholm