“Order” issued by King [Frederick William] of Prussia [Present-day Germany; Poland, Russia; Kingdom of Prussia]: “[…] Jews may not stay more than four weeks, except in special cases* […]” [Researcher’s note: *According to the cited source, the king has added a hand-written note in the margin of this writ which reads: ‘Whether they have the most important reasons/circumstances or not, they should not be tolerated in My domain a single hour longer than the four weeks […].’]
Monatsschrift für Geschichte und Wissenschaft des Judentums. Achter Jahrgang (Monthly periodical regarding the history and science of Judaism. Eighth annual edition.); (Leipzig; 1859); Researched and Translated by Ziba Shadjaani 2/20/2020