What does Exodus 33:21 say in the KJV?

And the LORD said, Behold, there is a place by me, and thou shalt stand upon a rock:

Spoken by God to Moses on Mount Sinai.

King James Version (public domain)

Traditionally attributed to Moses · c. 13th century BC · The Pentateuch — Genesis, Exodus, Leviticus, Numbers, and Deuteronomy — is traditionally attributed to him

Context

19And he said, I will make all my goodness pass before thee, and I will proclaim the name of the LORD before thee; and will be gracious to whom I will be gracious, and will shew mercy on whom I will shew mercy.

20And he said, Thou canst not see my face: for there shall no man see me, and live.

21And the LORD said, Behold, there is a place by me, and thou shalt stand upon a rock:

22And it shall come to pass, while my glory passeth by, that I will put thee in a clift of the rock, and will cover thee with my hand while I pass by:

23And I will take away mine hand, and thou shalt see my back parts: but my face shall not be seen.