#3299 יַעֲשׂוֹ Ya`asuw {yah-as-oo'}

 from H6213; TWOT - n/a; n pr m

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

 Jaasau = "they will do"
 1) one of the descendants of Bani who took a foreign wife during the
    time of Ezra

—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 - Jaasau 1; 1

—Exhaustive Concordance (KJV Translation Frequency & Location)