Deuteronomy 17:3 Kabbalah

וַיֵּ֗לֶךְ וַֽיַּעֲבֹד֙ אֱלֹהִ֣ים אֲחֵרִ֔ים וַיִּשְׁתַּ֖חוּ לָהֶ֑ם וְלַשֶּׁ֣מֶשׁ ׀ א֣וֹ לַיָּרֵ֗חַ א֛וֹ לְכָל־צְבָ֥א הַשָּׁמַ֖יִם אֲשֶׁ֥ר לֹא־צִוִּֽיתִי׃

and hath gone and served other gods, and worshipped them, or the sun, or the moon, or any of the host of heaven, which I have commanded not;

Read kabbalistic (mystical) interpretation of Deuteronomy 17:3: and classical mystical sources.