King James Version (KJV)
Even a fool, when he holdeth his peace, is counted wise: and he that shutteth his lips is esteemed a man of understanding.
Modern English
Even a fool who keeps silent is considered wise; when he closes his lips, he is deemed intelligent.
Hebrew
גַּ֤ם אֱוִ֣יל מַחֲרִ֣ישׁ חָכָ֣ם יֵחָשֵׁ֑ב אֹטֵ֥ם שְׂ֝פָתָ֗יו נָבֽוֹן׃
gam ʾeviyl maḥariysh ḥakam yeḥasheb ʾoṭem shpatayv nabvon