Exodus 19:22

Even the priests, who approach the LORD, must consecrate themselves, or the LORD will break out against them.'

(New International Version)

'Also let the priests who come near to the LORD consecrate themselves, or else the LORD will break out against them.'

(New American Standard Bible)

And let the priests also, which come near to the LORD, sanctify themselves, lest the LORD break forth upon them.

(King James Version)