Esther 1:22

1:22 He sent letters throughout all the royal provinces, to each province according to its own script and to each people according to its own language, that every man should be ruling his family and should be speaking the language of his own people.

Esther 9:28

9:28 These days were to be remembered and to be celebrated in every generation and in every family, every province, and every city. The Jews were not to fail to observe these days of Purim; the remembrance of them was not to cease among their descendants.