法苑珠林 7.20

7.20

復何因緣名呼呼婆地獄。此諸眾生為彼地獄極苦逼時。叫喚而言呼呼婆呼呼婆。是故名為呼呼婆地獄。

Furthermore, for what cause and reason is it called the Hahava hell? When these sentient beings are pressed by the extreme suffering of that hell, they wail and say: ‘Hahava, hahava!’ Therefore, it is called the Hahava hell.