'Refined' in the Bible

and the candlesticks, and their lamps, for their burning according to the ordinance, before the oracle, of gold refined;

and the snuffers, and the bowls, and the spoons, and the censers, of gold refined, and the opening of the house, its innermost doors to the holy of holies, and the doors of the house to the temple, of gold.

And all the drinking vessels of king Solomon are of gold, and all the vessels of the house of the forest of Lebanon are of refined gold -- silver is not reckoned in the days of Solomon for anything;