Proverbs 28:21 in the King James Version
To have respect of persons is not good: for for a piece of bread that man will transgress.
Context
20 A faithful man is rich with blessings; but one who is eager to be rich will not go unpunished.
21 To show partiality is not good, yet a man will do wrong for a piece of bread.
22 A stingy man hurries after riches, and doesn’t know that poverty waits for him.