(1) باب مَا جَاءَ فِي إِجَابَةِ الدَّعْوَةِ
Jabir reported the Messenger of Allah(ﷺ) as sayings:
when one of you is invited to a meal, he must accept. If he wishes he may eat, but if he wishes(to leave), he may leave.
Reference: Sunan Abi Dawud 3740
In-book reference: Book 28, Hadith 5
English translation: Book 27, Hadith 3731