“…that you may be counted worthy of the kingdom of God, for which you also suffer; since it is a righteous thing with God to repay with tribulation those who trouble you…” 2 Thessalonians 1:5b-6.
“The heart is deceitful above all things, and desperately wicked; who can know it? I, the Lord, search the heart, I test the mind, even to give every man according to his ways, and according to the fruit of his doings.” Jeremiah 17:9-10.