Answer:
One example of Beowulf's nobility is his treatment of Unferth after defeating Grendel's mother. Despite Unferth's churlish treatment of Beowulf upon his arrival at Heorot, Beowulf acknowleges Unferth's willingness to lend him Hrunting before his battle with Grendel's mother. When he returns the sword to Unferth, he "bade Unferth take the sword and thanked him for lending it. He said he had found it a friend in battle and a powerful help; he put no blame on the blade's.
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