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They went to sleep. And one paid dearlyFor his night's ease, as had happened to them often, Ever since Grendel occupied the gold-hall, Committing evil until the end came, Death after his crimes. Then it became clear, Obvious to everyone once the fight was over, That an avenger lurked and was still alive, Grimly biding time. Grendel's mother, Monstrous hell-bride, brooded on her wrongs. She had been forced down into fearful waters, The cold depths, after Cain had killed His father's son, felled his ownBrother with a sword. Branded an outlaw, Marked by having murders, he moved into the wilds, Shunned company and joy. And from Cain there sprangMisbegotten spirits, among them Grendel, The banished and accursed, due to come to gripsWith that watcher in Heorot waiting to do battle.

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