Verses with the word chastened in the New Testament (3 verses):
1 Corinthians 11:32
But when we are judged, we are chastened of the Lord, that we should not be condemned with the world.
2 Corinthians 6:9
As unknown, and yet well known; as dying, and, behold, we live; as chastened, and not killed;
For they verily for a few days chastened us after their own pleasure; but he for our profit, that we might be partakers of his holiness.