SN 11.22 Dubbaṇṇiya Sutta: Ugly
1 page
Then, dear sirs, he must be an anger-eating yakkha.
When an ugly spirit takes Sakka’s throne, the gods were outraged. But the more they complained, the prettier he became. Sakka realized this was the so-called “anger-eating demon”, and defeated him by treating him with kindness and respect instead.