Naruto uses up the last of his chakra trying to free the Tailed Beasts from Madara’s control. When all seems lost, the Nine Tails finally acknowledges Naruto as its jinchuriki and offers its help.
You knew about that?!
¿Y tú ya lo sabías? 
¡Así no puedo salvarte!
¿Y ya sabías eso? 
¡Así no puedo salvarte!
Você sabia disso?
Ты знал об этом?