#3321 יְצֵב y@tseb (Aramaic) {yets-abe'}

 corresponding to H3320; TWOT - 2773; v

—Hebrew Word Study (Transliteration-Pronunciation Etymology & Grammar)

 1) (Pael) to make stand, make certain, gain certainty, know the
    truth, be certain

—Brown-Driver-Briggs (Old Testament Hebrew-English Lexicon)

—Strong's (Hebrew & Chaldee Dictionary of the Old Testament)

—NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries

 AV - truth 1; 1

—Exhaustive Concordance (KJV Translation Frequency & Location)