Verses with the word refined in the Old Testament (5 verses):

1 Chronicles 28:18
And for the altar of incense refined gold by weight; and gold for the pattern of the chariot of the cherubims, that spread out their wings, and covered the ark of the covenant of the LORD.

1 Chronicles 29:4
Even three thousand talents of gold, of the gold of Ophir, and seven thousand talents of refined silver, to overlay the walls of the houses withal:

Isaiah 25:6
And in this mountain shall the LORD of hosts make unto all people a feast of fat things, a feast of wines on the lees, of fat things full of marrow, of wines on the lees well refined.

Isaiah 48:10
Behold, I have refined thee, but not with silver; I have chosen thee in the furnace of affliction.

Zechariah 13:9
And I will bring the third part through the fire, and will refine them as silver is refined, and will try them as gold is tried: they shall call on my name, and I will hear them: I will say, It is my people: and they shall say, The LORD is my God.