Now this is going to drive me crazy until I find it (the scene, not an icon of it). I thought you had to be right, but coach first say the freak toss in episode 10, during the Association game, where we discover that Hinata trusts the ball will be wherever he jumps. I just rewatched that scene and didn't see the cutie-sensei reaction. It must come ... earlier?

Sadly, I have to work, but when I find it...