Note 018
Experimentis cognitum est Barbaros malle Roma petere reges quam habere. These experiments are admirably represented in the invitation and expulsion of Vonones, (Annal. ii. 1 - 3,) Tiridates, (Annal. vi. 32-44,) and Meherdates, (Annal. xi. 10, xii. 10-14.) The eye of Tacitus seems to have transpierced the camp of the Parthians and the walls of the harem.]
The History Of The Decline And Fall Of The Roman Empire Fall In The EastChapter 46