John Gill Commentary 1 Chronicles 11:22

"Benaiah the son of Jehoiada, the son of a valiant man of Kabzeel, who had done mighty deeds, he slew the two [sons of] Ariel of Moab: he went down also and slew a lion in the midst of a pit in time of snow." — 1 Chronicles 11:22 (ASV)

(See Gill on 1 Chronicles 11:1)