The Roman History · Amm. 15.8.3

They therefore opposed his design resolutely, and it was supported by no one but the queen, who, whether it was that she feared a journey to a distant country, or that, from her own natural wisdom, she saw the best course for the common good, urged him that a relation like Julian ought to be preferred to every one else. Accordingly, after many undecided deliberations and long discussions, his resolution was at last taken decidedly, and having discarded all further vain debate, he resolved on associating Julian with him in the empire.

Ammianus Marcellinus · translated by C. D. Yonge · 1911 reprint
C. D. Yonge translation (preface dated February 1862); G. Bell and Sons, 1911; Project Gutenberg #28587
Passage preview. Read in context for the complete text, notes and references.