John Gill Commentary 2 Samuel 23:30

"Benaiah a Pirathonite, Hiddai of the brooks of Gaash." — 2 Samuel 23:30 (ASV)

Benaiah the Pirathonite
Who was of Pirathon, a city in the tribe of Ephraim, (Judges 12:15) .

Hiddai of the brooks of Gaash ;
which perhaps ran by the hill Gaash, and was also in the tribe of Ephraim, (Joshua 24:30) . This man is called Hurai, (1 Chronicles 11:32) .