What does Numbers 8:7 mean?

And thus shalt thou do unto them, to cleanse them: sprinkle the water of expiation upon them, and let them cause a razor to pass over all their flesh, and let them wash their clothes, and cleanse themselves.

And thus shalt thou do unto them, to cleanse them: Sprinkle water of purifying upon them, and let them shave all their flesh, and let them wash their clothes, and so make themselves clean.

And thus shalt thou do unto them, to cleanse them: sprinkle the water of expiation upon them, and let them cause a razor to pass over all their flesh, and let them wash their clothes, and cleanse themselves.

And this is how you are to make them clean: let the holy water which takes away sin be put on them, and let the hair all over their bodies be cut off with a sharp blade, and let their clothing be washed and their bodies made clean.

`And thus thou dost to them to cleanse them: sprinkle upon them waters of atonement, and they have caused a razor to pass over all their flesh, and have washed their garments, and cleansed themselves,

According to this rite: Let them be sprinkled with the water of purification, and let them shave all the hairs of their flesh. And when they shall have washed their garments, and are cleansed,

And thus shalt thou do unto them, to cleanse them: sprinkle upon them water of purification from sin; and they shall pass the razor over all their flesh, and shall wash their garments, and make themselves clean.