Teutonic Mythology
by Jacob Grimm
London, 1880
P. 30
In curses and exclamations, our people, from fear of desecrating the name of God, resort to some alteration of it: potz wetter! potz tausend! Or, kotz tausend! kotz wunder! instead of Gottes; but I cannot trace the custom to our ancient speech. The similar change of the Fr. Dieu into bieu, bleu, guieu seems to be older.
London, 1880
P. 30
In curses and exclamations, our people, from fear of desecrating the name of God, resort to some alteration of it: potz wetter! potz tausend! Or, kotz tausend! kotz wunder! instead of Gottes; but I cannot trace the custom to our ancient speech. The similar change of the Fr. Dieu into bieu, bleu, guieu seems to be older.