佛說目連問戒律中五百輕重事經 1.170

1.170

問：「病比丘無人看，比丘得與作食不？」答：「山野無人處，日中不得往還，得作七日。先淨薪米，受取得作。」

Question: "If a sick bhikṣu has no one to care for him, may a bhikṣu prepare food for him or not?"
Answer: "In an uninhabited mountain or wilderness where one cannot travel back and forth within the day, he may prepare it for seven days. He must first purify the firewood and rice, and after receiving them, he may prepare it."