Exodus 24:2

but Moses alone is to approach the LORD; the others must not come near. And the people may not come up with him.'

(New International Version)

'Moses alone, however, shall come near to the LORD, but they shall not come near, nor shall the people come up with him.'

(New American Standard Bible)

And Moses alone shall come near the LORD: but they shall not come nigh; neither shall the people go up with him.

(King James Version)