וַיַּזְעֵ֣ק אֹתִ֔י וַיְדַבֵּ֥ר אֵלַ֖י לֵאמֹ֑ר רְאֵ֗ה הַיּֽוֹצְאִים֙ אֶל־אֶ֣רֶץ צָפ֔וֹן הֵנִ֥יחוּ אֶת־רוּחִ֖י בְּאֶ֥רֶץ צָפֽוֹן׃ (ס)
Then cried he upon me, and spoke unto me, saying: ‘Behold, they that go toward the north country have eased My spirit in the north country.’
Read Jewish philosophical commentary on Zechariah 6:8: and classical philosophical sources.