Original Verse:
Proverbs Chapter 25 Verse 4Take away the dross from the silver, and there shall come forth a vessel for the finer.

Reference Verses:
Isaiah Chapter 1 Verse 25-27 [25] And I will turn my hand upon thee, and purely purge away thy dross, and take away all thy tin: [26] And I will restore thy judges as at the first, and thy counsellors as at the beginning: afterward thou shalt be called, The city of righteousness, the faithful city. [27] Zion shall be redeemed with judgment, and her converts with righteousness.
Malachi Chapter 3 Verse 3And he shall sit as a refiner and purifier of silver: and he shall purify the sons of Levi, and purge them as gold and silver, that they may offer unto the LORD an offering in righteousness.
2nd Timothy Chapter 2 Verse 21If a man therefore purge himself from these, he shall be a vessel unto honour, sanctified, and meet for the master's use, and prepared unto every good work.
Proverbs Chapter 17 Verse 3The fining pot is for silver, and the furnace for gold: but the LORD trieth the hearts.
2nd Timothy Chapter 2 Verse 20But 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.
1st Peter Chapter 1 Verse 7That the trial of your faith, being much more precious than of gold that perisheth, though it be tried with fire, might be found unto praise and honour and glory at the appearing of Jesus Christ:
Proverbs Chapter 26 Verse 23Burning lips and a wicked heart are like a potsherd covered with silver dross.
Ezekiel Chapter 22 Verse 18Son of man, the house of Israel is to me become dross: all they are brass, and tin, and iron, and lead, in the midst of the furnace; they are even the dross of silver.