長阿含經 25.p14

25.p14

“They don’t accept invitations to meals or food from someone who says they know them. They don’t eat fish or meat and don’t drink wine. They don’t take two bowls of food, considering one swallow to be a meal up to seven meals and stopping. When they accept a person’s beneficial food, they don’t do so more than seven times. Sometimes, they eat one meal a day or one every two days, three days, four days, five days, six days, or seven days.