Parallel
Proverbs 12:16
Swete's Septuagint · Berean Standard Bible
ἄφρων αὐθημερὸν ἐξαγγέλλει ὀργὴν αὐτοῦ, κρύπτει δὲ τὴν ἑαυτοῦ ἀτιμίαν πανοῦργος.
A fool’s anger is known at once, but a prudent man overlooks an insult.