~ Rein sei der Trank ~
This is an old German motto/rhyme on a marked Sarreguemines stein (no lid) of ca. 1860's.
Rein sei der Trank,
rein sei der Mund,
rein sei die Liebe,
das Herz gesund.
Pure be the drink,
pure be the mouth,
pure be the love,
and the heart healthy.

Translation: Roy De Selms
Photo credit: unknown