Ira

A man, in the time of the United Monarchy · named in 1 verse

the name means wakefulness Strong's Lexicon

Ira the Jairite was a priest under King David.

From Easton's Bible Dictionary

Citizen; wakeful. (1.) A Tekoite, one of David's thirty warriors (2 Sam. 23:26).

Easton's Illustrated Bible Dictionary, 1897 — public domain, quoted in full and unedited.

First named at 2 Samuel 20:26.