In Context

18 and mount Sinai is wholly a smoke from the presence of Jehovah, who hath come down on it in fire, and its smoke goeth up as smoke of the furnace, and the whole mount trembleth exceedingly;

19 and the sound of the trumpet is going on, and very strong; Moses speaketh, and God doth answer him with a voice.

20 And Jehovah cometh down on mount Sinai, unto the top of the mount, and Jehovah calleth for Moses unto the top of the mount, and Moses goeth up.

21 And Jehovah saith unto Moses, 'Go down, protest to the people, lest they break through unto Jehovah to see, and many of them have fallen;

22 and also the priests who are coming nigh unto Jehovah do sanctify themselves, lest Jehovah break forth on them.'

23 And Moses saith unto Jehovah, 'The people is unable to come up unto mount Sinai, for Thou — Thou hast protested to us, saying, Make a border for the mount, then thou hast sanctified it.'

Exodus 19:21 in Other Translations