Plutarch (Cicero, 5) mentions it as reported of Aesopus, that, while representing Atreus deliberating how he should revenge himself on Thyestes, the actor forgot himself so far in the heat of action that with his truncheon he struck and killed one of the servants crossing the stage.
In the famous picture of Tomomachus of Byzantium Medea is deliberating whether or not she shall kill her children; there are copies of this painting in the mural decorations of Herculaneum and Pompeii.
In spite of the perpetuation of all the old abuses and the continual appearance of new devices for increasing the papal revenue; in spite of the jealousy of kings and princes, the attacks of legists and the preaching of the heretics; in spite of seventy years of exile from the holy city, forty years of distracting schism and discord, and thirty years of conflict with stately oecumenical councils deliberating in the name of the Holy Spirit and intent upon permanently limiting the papal prerogatives; in spite of the unworthy conduct of some of those who ascended the papal throne, their flagrant political ambitions, and their greed; in spite of the spread of knowledge, old and new, the development of historical criticism, and philosophical speculation; in spite, in short, of every danger which could threaten the papal monarchy, it was still intact when Leo X.
The idea of the supreme power on earth of a general council of Christendom, deliberating in the name of the Holy Spirit, convoked, if necessary, independently of the popes, was defended by many, and advocated by the university of Paris.
How would you define deliberating? Add your definition here.