Why does the return of his quiver and knife lead Ishi to suggest the trip to the Yahi world?

Ishi knows that his Dream has brought him to the Edge of the World, and he knows that Majapa's Dream will take him to the Yahi world. The return of his quiver and knife reminds Ishi of Majapa's Dream and prompt him to suggest that it is time to fulfill that dream. The Yahi world and the saldu world come together once more, and Ishi is now ready to share his world with his friends from the saldu world.