Proverbs 17 28
Even stupid people who keep quiet are considered wise; if they don't say anything they appear intelligent.
Compare with other 3 random translations
CSB Proverbs 17:28Even a fool is considered wise when he keeps silent — discerning, when he seals his lips.
NAS Proverbs 17:28Even a fool, when he keeps silent, is considered wise; When he closes his lips, he is considered prudent.
YLT Proverbs 17:28Even a fool keeping silence is reckoned wise, He who is shutting his lips intelligent!