Daniel 4:2 Kabbalah

חֵ֥לֶם חֲזֵ֖ית וִֽידַחֲלִנַּ֑נִי וְהַרְהֹרִין֙ עַֽל־מִשְׁכְּבִ֔י וְחֶזְוֵ֥י רֵאשִׁ֖י יְבַהֲלֻנַּֽנִי׃

I saw a dream which made me afraid; and imaginings upon my bed and the visions of my head affrighted me.

Read kabbalistic (mystical) interpretation of Daniel 4:2: and classical mystical sources.