With Killer Bee as his new master, Naruto begins his training to control the power of a Tailed Beast. In order to do so, one must fight the Tailed Beast head on and absorb its chakra, converting it into one’s own power.
I see, so that's why
at the waterfall…
...هكذا إذًا، لذا عند شلال الحقيقة
Verstehe, deswegen auch
die Prüfung am Wasserfall.
¡Por eso en la cascada...!
¡Por eso en la cascada...!
Capisco.
Entendi, então por isso a cachoeira...
Ясно, потому водопад и нужен...