the founder.

Jeremiah 9:7
Therefore, this is what the LORD of Hosts says: "Behold, I will refine and test them, for what else can I do because of the daughter of My people?

Proverbs 17:3
A crucible for silver and a furnace for gold, but the LORD is the tester of hearts.

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.

1 Peter 4:12
Beloved, do not be surprised at the fiery trial that has come upon you, as though something strange were happening to you.

in vain.

Isaiah 49:4
But I said, "I have labored in vain, I have spent my strength in futility and vanity; yet my vindication is with the LORD, and my reward is with my God."

Ezekiel 24:13
Because of the indecency of your uncleanness I tried to cleanse you, but you would not be purified from your filthiness. You will not be pure again until My wrath against you has subsided.

Hosea 11:7
My people are bent on turning from Me. Though they call to the Most High, He will by no means exalt them.