9 “ ‘The priests are to perform my service in such a way that they do not become guilty and die for treating it with contempt. I am the LORD, who makes them holy.

Read Leviticus 22:9 Using Other Translations

They shall therefore keep mine ordinance, lest they bear sin for it, and die therefore, if they profane it: I the LORD do sanctify them.
They shall therefore keep my charge, lest they bear sin for it and die thereby when they profane it: I am the LORD who sanctifies them.
“The priests must follow my instructions carefully. Otherwise they will be punished for their sin and will die for violating my instructions. I am the LORD who makes them holy.