Mhubiri 10 : 3 Ecclesiastes chapter 10 verse 3

Naam, huyo mpumbavu tena, aendapo njiani, hupungukiwa na fahamu zake; hata humwambia kila mtu ya kuwa yeye ni mpumbavu.
soma Mlango wa 10

Yes also, when the fool walks by the way, his understanding fails him, and he says to everyone that he is a fool.