וָאָשֻׁ֗ב וָאֶשָּׂ֤א עֵינַי֙ וָֽאֶרְאֶ֔ה וְהִנֵּ֨ה אַרְבַּ֤ע מַרְכָּבוֹת֙ יֹֽצְא֔וֹת מִבֵּ֖ין שְׁנֵ֣י הֶֽהָרִ֑ים וְהֶהָרִ֖ים הָרֵ֥י נְחֹֽשֶׁת׃
And again I lifted up mine eyes, and saw, and, behold, there came four chariots out from between the two mountains; and the mountains were mountains of brass.
Read halakhic rulings (Jewish law) on Zechariah 6:1: and classical halakhic sources.