Syria (Roman province) (175) — the same event in Cassius Dio and Historia Augusta

Cassius Dio: Cassius revolted in Syria; Marcus, alarmed, summoned his son Commodus from Rome and had him assume the toga virilis; Faustina is said to…

What each source says

Cassius Dio, Roman History · AD 175 · Syria (Roman province)

Cassius revolted in Syria; Marcus, alarmed, summoned his son Commodus from Rome and had him assume the toga virilis; Faustina is said to have urged it

When Cassius rebelled in Syria, Marcus in great alarm summoned his son Commodus from Rome, as being now entitled to assume the toga virilis.
Location: 72(71).22.1

Cassius Dio, Roman History · AD 175 · Syria (Roman province)

On a false report of Marcus's death, Cassius immediately proclaimed himself emperor; even after learning the truth he quickly seized the lands south of the Taurus

and immediately, without waiting to confirm the rumor, he laid claim to the throne, on the ground that he had already been elected by the soldiers who were…
Location: 72(71).23.1

Historia Augusta · AD 175

As Marcus is about to make Marcomannia and Sarmatia provinces, Avidius Cassius proclaims himself emperor in the East (said to be Faustina's wish, or because he spread a rumor of Marcus's death)

Location: Marc. 24.6, 24.7

Historia Augusta · AD 175

In the East, Cassius proclaims himself emperor (said to be Faustina's wish, in despair over Marcus's illness)

Hic imperatorem se in oriente appellavit, ut quidam dicunt, Faustina volente, quae valetudini Marci iam diffidebat et timebat, ne infantes filios tueri sola…
Location: Avid. 7.1

Where the sources differ

A and B are two of the sources listed above.

On what pointSource ASource BWhat differs (in Korean)
OutcomeCassius Dio, Roman HistoryHistoria Augustaa는 마르쿠스 사망 오보에 선언, b는 소문을 카시우스가 퍼뜨렸다는 설도 있음
OutcomeCassius Dio, Roman HistoryHistoria Augustaa는 오보를 이용, b는 병세에 절망한 파우스티나 뜻이라는 설

Place: Syria (Roman province)

Show on the map — open Cassius Dio, Roman History