Proverbs 27:21
A crucible for silver and a furnace for gold, but a man is tested by the praise accorded him.

Psalm 26:2
Test me, O LORD, and try me; examine my heart and mind.

Psalm 66:10
For You, O God, have tested us; You have refined us like silver.

Isaiah 48:10
See, I have refined you, but not as silver; I have tested you in the furnace of affliction.

Jeremiah 17:10
I, the LORD, search the heart; I test the mind to reward a man according to his way, by what his deeds deserve.

Zechariah 13:9
This third I will bring through the fire; I will refine them like silver and test them like gold. They will call on My name, and I will answer them. I will say, 'They are My people, ' and they will say, 'The LORD is our God.'"

Malachi 3:2, 3
But who can endure the day of His coming? And who can stand when He appears? For He will be like a refiner's fire, like a launderer's soap. . . .

1 Peter 1:7
so that the authenticity of your faith--more precious than gold, which perishes even though refined by fire--may result in praise, glory, and honor at the revelation of Jesus Christ.

Revelation 2:23
Then I will strike her children dead, and all the churches will know that I am the One who searches minds and hearts, and I will repay each of you according to your deeds.