Naruto 446 Chapter Spoiler

The three orphans are shown training with Jiraiya and then Nagato is shown with Jiraiya after he had killed the Rock-Nin.Nagato- Jiraiya was my greatest teacher; he not only taught me Ninjutsu but he taught about the ways of the real world. Through his words I learned the nature of pain, and how it could be used to save the world.Source: http://anime-and-manga.info/naruto-446-naruto-446-spoiler/