3 occurrences across the corpus

King James Version

Proverbs 11:13

A talebearer revealeth secrets: but he that is of a faithful spirit concealeth the matter.

Proverbs 12:23

A prudent man concealeth knowledge: but the heart of fools proclaimeth foolishness.

OT Pseudepigrapha

Testament of Asher 1:13

Though indeed he have love, yet is he wicked who concealeth what is evil for the sake of the good name, but the end of the action tendeth unto evil.