Schrein

Etymology
From, from , , from. In older German, meant exclusively a case or box; the sense “sanctuary” is likely influenced by the  word.

Noun

 * 1)  a wooden case or box; a cupboard in general
 * 2)  an ornate case, typically but not necessarily wooden, to hold valuable things, especially relics
 * 3)  a sanctuary, especially non-Christian, dedicated to some saint or deity