Parallel
Proverbs 15:2
Swete's Septuagint · Berean Standard Bible
γλῶσσα σοφῶν καλὰ ἐπίσταται, στόμα δὲ ἀφρόνων ἀναγγελεῖ κακά.
The tongue of the wise commends knowledge, but the mouth of the fool spouts folly.