Civitas inexpugnabilis, facinus audax et importunum. Ammianus, xxiv. 7.
His fellow-soldier, Eutropius, turns aside from the difficulty:
Assyriamque populatus, castra apud Ctesiphontem stativa aliquandiu habuit: remeansque victor, etc., x. 16 [8].
Zosimus is artful or ignorant, and Socrates inaccurate.