Sayyiduna Jubayr bin Mut'im (may Allah be pleased with him) narrates: I heard the Messenger of Allah (peace and blessings be upon him) say: "O Banu Abd Manaf! Do not prevent anyone who performs tawaf of this House, at any hour of the night or day."
Hadith Referenceالمعجم الكبير للطبراني / باب الجيم / 1588