And you shall wash your garments on the seventh day, and, after having been purified, you shall enter the camp.
Other versions
King James Version
And ye shall wash your clothes on the seventh day, and ye shall be clean, and afterward ye shall come into the camp.English Standard Version
You must wash your clothes on the seventh day, and you shall be clean. And afterward you may come into the camp."New International Version
On the seventh day wash your clothes and you will be clean. Then you may come into the camp."