He trusts that God has given him strength to defeat Grendel, whom he believes is God's adversary. Finally Beowulf tears off Grendel's arm, mortally wounding the creature. Grendel flees but dies in his marsh den. There, Beowulf later engages in a fierce battle with Grendel's mother, over whom he triumphs.
the passage mainly talks about the difference between a seal and a sea lion. even though they look similar far away, they are actually different when u look closely