His enraged comrade Sthenelus urges Diomedes to stand up to Agamemnon by responding that he has bested his father and avenged his death by conquering Thebes .
In Book IV Agamemnon taunts Diomedes by calling him a far inferior fighter compared to his father .
Diomedes ' enraged comrade Sthenelus Diomedes Diomedes to stand up Book IV Agamemnon Agamemnon by responding that he has bested father father and avenged his death by conquering Thebes .
In Book IV Agamemnon taunts Diomedes by calling him a far inferior fighter compared to his father .