References in classic literature ?
An horrible uproar of terrible strife arose: mighty deeds were shown and the battle inclined.
But when strife and quarrel arise among the deathless gods, and when any of them who live in the house of Olympus lies, then Zeus sends Iris to bring in a golden jug the great oath of the gods from far away, the famous cold water which trickles down from a high and beetling rock.
Hades trembled where he rules over the dead below, and the Titans under Tartarus who live with Cronos, because of the unending clamour and the fearful strife.
When I was irrevocably married, there rose up into rebellion against the tie, the old strife, made fiercer by all those causes of disparity which arise out of our two individual natures, and which no general laws shall ever rule or state for me, father, until they shall be able to direct the anatomist where to strike his knife into the secrets of my soul.
Such ways led to quarrels and strife while he was alive, and since his death they have puzzled every one who has tried to write about him.