Bani = "built"

 1) a Gadite, one of David's mighty warriors
 2) a Levite of the line of Merari, and forefather to Ethan
 3) a man of Judah of the line of Pharez
 4) "children of Bani" returned from captivity with Zerubbabel
 5)  one or up to three Levites in Nehemiah's time