Esther 9:27

And [Mardochæus] established it, and the Jews took upon themselves, and upon their seed, and upon those that were joined to them [to observe it], neither would they on any account behave differently: but these days [were to be] a memorial kept in every generation, and city, and family, and province.

The Jews ordained, and took upon them, and upon their seed, and upon all such as joined themselves unto them, so as it should not fail, that they would keep these two days according to their writing, and according to their appointed time every year;

the Jews established and imposed on themselves, on their descendants, and on all those who joined themselves to them, so that it should not fail that they would keep these two days according to what was written and according to its appointed time every year;