Isaiah 9:10 Kabbalah

וַיְשַׂגֵּ֧ב יְהוָ֛ה אֶת־צָרֵ֥י רְצִ֖ין עָלָ֑יו וְאֶת־אֹיְבָ֖יו יְסַכְסֵֽךְ׃

Therefore the LORD doth set upon high the adversaries of Rezin against him, and spur his enemies;

Read kabbalistic (mystical) interpretation of Isaiah 9:10: and classical mystical sources.