The accounts记述 · the ancient witnesses
Greek historians · 希腊史家
Cassius Dio — Roman History （卡西乌斯·狄奥·罗马史）primary source · 源典
§ 72
Roman History, reader keys 72.22-72.28 — 'When Cassius rebelled in Syria, Marcus in great alarm summoned his son Commodus from Rome'; the address to the soldiers is quoted at length《罗马史》读本键72.22-72.28——“卡西乌斯在叙利亚举兵，马尔库斯大为惊惧，自罗马召其子康茂德前来”；对将士的讲辞被大段引录
Provenance: “primary source” = curated canonical witness (editorial); “dated witness” = derived from the ToposText date index by year-span, with the matched loci count. Sparse counts may include incidental mentions.出处：「源典」为校订之正典见证（编辑判断）；「系年见证」由 ToposText 系年索引按年代跨度推得，附匹配条目数；稀少者或含偶涉。
On the timeline时间轴上
→ See this and all 18 historians on the chronology spine于编年脊柱上一览本事件与全部 18 位史家