Peter Schreier accompanied by Christoph Eschenbach. In German.
The first song of "Winter Journey," a collection of 24 of the most depressing, but beautiful, songs ever written.
Bach: from BWV 227 Gute Nacht Stolz und Pracht (Reuss)
This YouTuber picked a nice recording of the same, but didn't quite catch the drift and maybe confuses the song with sweet dreams.