It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that "the Prophet (peace and blessings be upon him) went out to al-Safa through the gate of Banu Makhzum."
Imam al-Tabarani (may Allah have mercy on him) said: "No one narrated this hadith from Ubaydullah (may Allah have mercy on him) except Abd al-Rahman (may Allah have mercy on him)."
Hadith Referenceالمعجم الأوسط / باب الألف / 2880
Hadith Takhrij«أخرجه الطبراني فى «الكبير» برقم: 13381»