PTTan 66.d:52[2] :מה קלא בעלמא אמרון ליה ולית את ידע מה קלא בעלמא‏ : he said to them: What is going on in the world? They said to him: Don't you know what is going on in the world?
See the entire entry for qāl, qālā n.m. voice