While I agree that some people here should pay more attention to using spoiler tags (or just stop laying hints from source material altogether; nobody likes that, you’re not smart doing this, you’re just being an asshole, just stop, goddammit), in this particular case I think all hints to guess what OP said are there and I wouldn’t really call it a spoiler. Kishirika says:

That settles that! Now, farewell!

And walks away from Cliff, laughing proudly. And we can see Cliff crouching with his hand on his right eye. What else could have happened? Cliff was fine before. That demon who walked out of the cave did not touch him.