一切經音義 26.18

26.18

阿羅羅阿波波（謂地獄寒苦之聲也此四地獄因聲為名也觀佛三昧海經第五卷中廣說其因緣）。

Alala and Ababa (referring to the sounds of freezing agony in the cold hells; these four hells are named after these sounds; the fifth fascicle of the Guanfo Sanmei Hai Jing explains their causes and conditions in detail).