60876
There , he associated in the imperial circle with the administrator and polemicist Sossianus Hierocles and the pagan philosopher Porphyry ; he first met Constantine , and Galerius , whom he cast as villain in the persecutions .
 Sossianus Hierocles, Porphyry, Constantine, Galerius
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Sossianus Hierocles, Porphyry, Constantine, Galerius