The series of events may still be traced in the last pages of Ammianus (xxxi. 15, 16). Zosimus (1. iv. [c. 22] p. 227, 231), whom we are now reduced to cherish, misplaces the sally of the Arabs before the death of Valens. Eunapius (in Excerpt. Legat. p. 20 [p. 51, ed. Bonn]) praises the fertility of Thrace, Macedonia, etc.