New Revised Standard Version
You shall keep it as a festival to the LORD seven days in the year; you shall keep it in the seventh month as a statute forever throughout your generations.

Contemporary English Version
I command you and all of your descendants to celebrate this festival during the seventh month of each year.

New American Bible
You shall keep this feast of the LORD for one whole week in the year. By perpetual statute throughout your generations in the seventh month of the year, you shall keep it.

Douay-Rheims Bible
And you shall keep the solemnity thereof seven days in the year. It shall be an everlasting ordinance in your generations. In the seventh month shall you celebrate this feast.

And you shall keep the solemnity thereof seven days in the year. It shall be an everlasting ordinance in your generations. In the seventh month shall you celebrate this feast.

Numbers 29:12 And on the fifteenth day of the seventh month, which shall be unto you holy and venerable, you shall do no servile work, but shall celebrate a solemnity to the Lord seven days.

Nehemiah 8:18 And he read in the book of the law of God day by day, from the first day till the last, and they kept the solemnity seven days, and in the eighth day a solemn assembly according to the manner.