Go," said he, "fleet Iris, and speak thus to Hector--say that so long as he sees Agamemnon heading his men and making havoc of the Trojan ranks, he is to keep aloof and bid the others bear the brunt of the battle, but when Agamemnon is wounded either by spear or arrow, and takes to his chariot, then will I vouchsafe him strength to slay
till he reach the ships and night falls at the going down of the sun.
I cannot die unless I be killed by chance, for none dare slay
Now, Heaven send that he hath slain the master thief, as we will presently slay
Then it fell that a fearful Fire-Dragon wasted all the land, and Beowulf, mindful of his deeds of old, set forth to slay
To Laius, King of Thebes, an oracle foretold that the child born to him by his queen Jocasta would slay
his father and wed his mother.