Popol Vuh

The boys returned happily to the ball-court to play; they were playing alone a long time and cleared the court where their parents had played.

And the Lords of Xibalba, hearing them, said: "Who are they who play again over our heads and disturb us with the noise they make? Perchance Hun-Hunahpu and Vucub-Hunahpu did not die, those who wished to exalt themselves before us? Go at once and call them!"