New Living Translation (©2007)
the Jews throughout the realm agreed to inaugurate this tradition and to pass it on to their descendants and to all who became Jews. They declared they would never fail to celebrate these two prescribed days at the appointed time each year.

English Standard Version (©2001)
the Jews firmly obligated themselves and their offspring and all who joined them, that without fail they would keep these two days according to what was written and at the time appointed every year,

New American Standard Bible (©1995)
the Jews established and made a custom for themselves and for their descendants and for all those who allied themselves with them, so that they would not fail to celebrate these two days according to their regulation and according to their appointed time annually.

GOD'S WORD® Translation (©1995)
the Jews established a tradition for themselves and their descendants and for anyone who would join them. The tradition was that a person should never fail to observe these two days every year, as they were described and at their appointed time.

King James Bible
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;

American King James Version
The Jews ordained, and took on them, and on their seed, and on all such as joined themselves to 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;

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

Bible in Basic English
The Jews made a rule and gave an undertaking, causing their seed and all those who were joined to them to do the same, so that it might be in force for ever, that they would keep those two days, as ordered in the letter, at the fixed time every year;

Douay-Rheims Bible
And the things that they suffered, and that were afterwards changed, the Jews took upon themselves and their seed, and upon all that had a mind to be joined to their religion, so that it should be lawful for none to pass these days without solemnity: which the writing testifieth, and certain times require, as the years continually succeed one another.

Darby Bible Translation
the Jews ordained and took upon them, and upon their seed, and upon all such as joined themselves to them, so that it should not fail, that they would observe these two days according to their writing and according to their fixed time, every year;

English Revised Version
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 the writing thereof, and according to the appointed time thereof, every year;

Webster's Bible Translation
The Jews ordained, and took upon them, and upon their seed, and upon all such as joined themselves to 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;

World English Bible
the Jews established, and imposed on themselves, and 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;

Young's Literal Translation
the Jews have established and received upon them, and upon their seed, and upon all those joined unto them, and it doth not pass away, to be keeping these two days according to their writing, and according to their season, in every year and year;