Proverbs 25:4
Take away dross from silver, And a vessel for the refiner goeth forth,
Proverbs 17:3
A refining pot is for silver, and a furnace for gold, And the trier of hearts is Jehovah.
Isaiah 1:25-27
And I turn back My hand upon thee, And I refine as purity thy dross, And I turn aside all thy tin,
2 Timothy 2:20-21
And in a great house there are not only vessels of gold and of silver, but also of wood and of earth, and some to honour, and some to dishonour:
Ezekiel 22:18
The house of Israel hath been to Me for dross, All of them are brass, and tin, and iron, and lead, In the midst of a furnace -- dross hath silver been,
Malachi 3:2-3
And who is bearing the day of his coming? And who is standing in his appearing? For he is as fire of a refiner, And as soap of a fuller.
1 Peter 1:7
that the proof of your faith -- much more precious than of gold that is perishing, and through fire being approved -- may be found to praise, and honour, and glory, in the revelation of Jesus Christ,