[TruthShallSetYouFree]

Here's a link.

Apparently, it is an expression of thanks, i.e., for the "fine" work the Nazis did in ridding the world of the hated Jews.

[alecqss]

Translation of the song’s text:

http://lyricstranslate.com/en/Ellerine-Saglik-Ellerine-Saglik.html