Giorno takes the arrow that Bucciarati and the others had acquired and stabs Golden Wind with it during the final battle with Diavolo. Golden Wind evolves into Golden Wind Requiem and doesn’t even allow Diavolo to reach the truth of “dying” and he is forced to meet an end that never truly has an end.
That was because you knew how 
dangerous this conversation is, wasn't it?
أليس السّبب هو لأنّك عرفت مدى خطورة
هذه المحادثة؟
Ihr Grund dafür war,
Es porque sabía lo peligrosa que sería
esta conversación, ¿no?
Es porque sabía lo peligrosa que sería
esta conversación, ¿no?
À ce moment-là,
Forse l'ha fatto perché sapeva
quanto sarebbe stata pericolosa questa conversazione?
Afinal, você sabe como é perigosa
esta conversa que estamos tendo, não é?
Не потому ли, что вы сами понимали, 
какой страшный предстоит разговор?