Exodus 28:35

28:35 It shall be on Aaron to minister: and the sound of it shall be heard when he goes in to the holy place before Yahweh, and when he comes out, that he not die.
-World English Bible

Other Translation

28:35 And it shall be upon Aaron to minister: and his sound shall be heard when he goeth in unto the holy [place] before the LORD, and when he cometh out, that he die not.
-King James Version