וַיִּקַּ֣ח דָּוִ֗ד אֵ֚ת שִׁלְטֵ֣י הַזָּהָ֔ב אֲשֶׁ֣ר הָי֔וּ אֶ֖ל עַבְדֵ֣י הֲדַדְעָ֑זֶר וַיְבִיאֵ֖ם יְרוּשָׁלִָֽם׃
And David took the shields of gold that were on the servants of Hadadezer, and brought them to Jerusalem.
Read kabbalistic (mystical) interpretation of II Samuel 8:7: and classical mystical sources.