Proverbs 21:11-13

New Revised Standard Version, Anglicised

¹¹ When a scoffer is punished, the simple become wiser;
    when the wise are instructed, they increase in knowledge.
¹² The Righteous One observes the house of the wicked;
    he casts the wicked down to ruin.
¹³ If you close your ear to the cry of the poor,
    you will cry out and not be heard.