Sayyiduna Anas bin Malik (may Allah be pleased with him) said: The Prophet (peace and blessings be upon him) did not hold a walimah for any of his wives (after marrying her) except for Sayyidah Safiyyah (may Allah be pleased with her); only (after marrying) her did this happen.
Al-Bazzar recorded it, and its narrators are the narrators of the Sahih, except the narrator named Umar bin al-Khattab, the teacher of al-Bazzar; he is thiqah (trustworthy), and no one has criticised him.