Strong’s H6191

עָרַם

aram · 4 Old Testament occurrences

properly, to be (or make) bare; but used only in the derivative sense (through the idea perhaps of smoothness) to be cunning (usually in a bad sense)

Strong’s Hebrew, public domain

King James renderings: [idiom] very, beware, take crafty (counsel), be prudent, deal subtilly.

Every Old Testament occurrence

1 Samuel 23:22Go, I pray you, prepare yet, and know and see his place where his haunt is, and who hath seen him there: for it is told me that he dealeth…
Psalms 83:3They have taken crafty counsel against thy people, and consulted against thy hidden ones.
Proverbs 15:5A fool despiseth his father’s instruction: but he that regardeth reproof is prudent.
Proverbs 19:25Smite a scorner, and the simple will beware: and reprove one that hath understanding, and he will understand knowledge.