Números 31

On the seventh day you are to wash your clothes, and you will be clean. After that you may enter the camp.”

Además lavaréis vuestros vestidos el séptimo día, y así seréis limpios; y después entraréis en el campo.

And ye shall wash your clothes on the seventh day, and ye shall be clean, and afterward ye shall come into the camp.

You shall wash your clothes on the seventh day, and you shall be clean. Afterward you shall come into the camp.”