Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) said that the Messenger of Allah (peace and blessings be upon him) said: "When your brother invites you to a wedding or something else, he should accept it."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14525
Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) said that the Messenger of Allah (peace and blessings be upon him) said: "When you are invited to a wedding or any other invitation, accept it."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14526
Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) said that the Messenger of Allah (peace and blessings be upon him) said: "Accept this invitation when you are invited to it." Sayyiduna Abdullah (may Allah be pleased with him) used to attend invitations to weddings and other occasions, even when he was fasting.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14527
Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) said that the Messenger of Allah (peace and blessings be upon him) said: "When you are invited to (eat) a trotter, accept."
(b) Sayyiduna Abu Hurayrah (may Allah be pleased with him) narrates from the Prophet (peace and blessings be upon him): "A Muslim should accept his brother's invitation."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14528
Sayyiduna al-Bara' (may Allah be pleased with him) said that the Messenger of Allah (peace and blessings be upon him) commanded us to do seven things and forbade us from seven: "Visiting the sick, following funerals, responding to one who sneezes, fulfilling oaths, helping the oppressed, spreading the greeting of peace (salam), and accepting invitations." And the seven things he forbade: "Gold rings, silver vessels, red silk saddle-cushions, silk garments, fine cloth, thick silk, and ordinary silk."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14529
Imam al-Zuhri (may Allah have mercy on him) said that the Messenger of Allah (peace and blessings be upon him) said: "Five things are obligatory upon a Muslim toward his Muslim brother: returning the greeting of peace (salam), responding to one who sneezes, accepting an invitation, visiting the sick, and attending the funeral prayer."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14530
Sa'id bin al-Musayyib narrated this same hadith from Sayyiduna Abu Hurayrah (may Allah be pleased with him) with a connected chain (mawsul).
Ma'mar would often narrate this hadith as mursal (without naming the Companion), and when he was asked about it he gave it with its full chain. Al-Awza'i, Yunus bin Zayd and Uqayl also narrated it with a full chain.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصداق / 14531