長阿含經 30.p164

30.p164

“That land is bountiful, and the people are prosperous. If they need to eat, they put natural rice into a kettle. At the bottom of the kettle is a brilliant light gem, which causes the food to be spontaneously cooked, and then the light of the gem goes out by itself. People come and eat as much as they like. When the owner doesn’t rise, the food never runs out, but if the owner does rise, then the food will run out.