וַיִּתֵּן֙ חִזְקִיָּ֔ה אֶת־כָּל־הַכֶּ֖סֶף הַנִּמְצָ֣א בֵית־יְהוָ֑ה וּבְאֹצְר֖וֹת בֵּ֥ית הַמֶּֽלֶךְ׃
And Hezekiah gave him all the silver that was found in the house of the LORD, and in the treasures of the king’s house.
Read kabbalistic (mystical) interpretation of II Kings 18:15: and classical mystical sources.