Zena Petros campaigned against the Kingdom of Damot and its ruler Motolomi Sato because he failed to pay tribute.
[3] Multiple lists of Zagwe kings are known to exist, containing 5, 9, 11 or 16 names.
[1] Zena Petros is only named on the longest list of rulers, placed between kings named Yi'kebke Egzi and Bahr Saf, who also only appear on this version of the Zagwe king list.
[1] The list states that Zena Petros reigned for six years.
[4] However, the official regnal list places 184 years between their reigns, so this is unlikely.