#3926 לְמוֹ l@mow {lem-o'}

 aprol. and separable form of the prepositional prefix; TWOT - 1063; prep

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

 1) at, to, for, in, of, by, in reference to
    1a) poetic form of inseparable preposition

—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 - for 1, at 1, to 1, upon 1; 4

—Exhaustive Concordance (KJV Translation Frequency & Location)