Friends Who Strengthen Your Judgment
Iron sharpeneth iron; so a man sharpeneth the countenance of his friend.
Proverbs 27:17 KJV
Your closest companions influence what begins to feel normal. Repeated honesty makes truth easier to value. Repeated excuses can make a wrong habit seem harmless. Proverbs reminds us that relationships shape us.
Sharpening is not simply arguing. A useful friend listens, asks for evidence, and helps you think more clearly. You should be able to receive correction without being mocked and offer disagreement without losing every sign of affection.
Look at the direction of your friendships rather than their popularity. Choose companions who encourage truthfulness, responsibility, and attention to God. Bring those qualities yourself instead of waiting for everyone else to supply them. Good companionship involves a shared willingness to improve, not a shared promise never to challenge anything.
Keep the passage in context
The image of iron sharpening iron describes the influence people have on one another. Good companionship can strengthen understanding and character. Mere disagreement or harshness is not automatically helpful sharpening.
Read further: Proverbs 27 in the King James Bible.