Also see definition of "Arna" in Word Study
Arna
ARNA [isbe]
ARNA - ar'-na (Latin Arna): One of the ancestors of Ezra given in 2 Esdras 1:2, evidently identical with Zerahiah of Ezr 7:4 and Zaraias of 1 Esdras 8:2.
Also see definition of "Arna" in Word Study