(1) باب مَا جَاءَ فِي إِجَابَةِ الدَّعْوَةِ
Ibn 'Umar reported the Messenger of Allah(ﷺ) as saying:
if one of you invites his brother, he should accept(the invitation), whether it is a wedding feast or something of that nature. (AR)
Reference (AR): Sunan Abi Dawud 3738 (AR)
In-book reference (AR): Book 28, Hadith 3 (AR)
English translation (AR): Book 27, Hadith 3729 (AR)