2 Thessalonians 1:5-6

Amplified Bible, Classic Edition

⁵ This is positive proof of the just and right judgment of God to the end that you may be deemed deserving of His kingdom [a plain token of His fair verdict which designs that you should be made and counted worthy of the kingdom of God], for the sake of which you are also suffering.

⁶ [It is a fair decision] since it is a righteous thing with God to repay with distress and affliction those who distress and afflict you,