Translations
They are to be consecrated to their God and must not desecrate His name, for they are the ones who present Yahweh's offerings made by fire — the very food of their God — and therefore they must be a holy people.
They are to be set apart for their Elohim and shall not profane the name of their Elohim — for they are the ones who offer YHWH's fire-offerings, the food of their Elohim — and so they shall be holy.
They shall be holy unto their God, and not profane the name of their God: for the offerings of the LORD made by fire, and the bread of their God, they do offer: therefore they shall be holy.
They must be holy to their God and not profane the name of their God. Because they present to the LORD the food offerings, the food of their God, they must be holy.