וְדִ֣י אֲמַ֗רוּ לְמִשְׁבַּ֞ק עִקַּ֤ר שָׁרְשׁ֙וֹהִי֙ דִּ֣י אִֽילָנָ֔א מַלְכוּתָ֖ךְ לָ֣ךְ קַיָּמָ֑ה מִן־דִּ֣י תִנְדַּ֔ע דִּ֥י שַׁלִּטִ֖ן שְׁמַיָּֽא׃
And whereas it was commanded to leave the stump of the roots of the tree, thy kingdom shall be sure unto thee, after that thou shalt have known that the heavens do rule.
Read kabbalistic (mystical) interpretation of Daniel 4:23: and classical mystical sources.