904 – It is narrated from Ibn ʿUmar (may Allah be pleased with them both) that the Messenger of Allah ﷺ said: “If any of you is invited to a walīmah (wedding banquet), let him attend.” Agreed upon.

Muslim adds: “When one of you invites his brother, let him accept—whether it is a wedding or any similar gathering.” ⦗1⦘

Vocabulary of the ḥadīth
– duʿiya aḥadukum (“if one of you is invited”): passive voice, meaning invited to the food of the walīmah. The noun daʿwah (invitation) is pronounced with fatḥah on the dāl for this sense; with ḍammah—duʿwah—it denotes a summons to war; with kasrah—diʿwah—it refers to a claim of lineage.