וַאֲנִ֤י אֶֽהְיֶה־לָּהּ֙ נְאֻם־יְהוָ֔ה ח֥וֹמַת אֵ֖שׁ סָבִ֑יב וּלְכָב֖וֹד אֶֽהְיֶ֥ה בְתוֹכָֽהּ׃ (פ)
For I, saith the LORD, will be unto her a wall of fire round about, and I will be the glory in the midst of her.
Read Jewish philosophical commentary on Zechariah 2:9: and classical philosophical sources.