וַיְחַ֨ף אֶת־הַבַּ֜יִת הַקֹּר֧וֹת הַסִּפִּ֛ים וְקִֽירוֹתָ֥יו וְדַלְתוֹתָ֖יו זָהָ֑ב וּפִתַּ֥ח כְּרוּבִ֖ים עַל־הַקִּירֽוֹת׃ (ס)
He overlaid also the house, the beams, the thresholds, and the walls thereof, and the doors thereof, with gold; and graved cherubim on the walls.
Read midrashic interpretation of II Chronicles 3:7: and classical rabbinic exegesis.