Musannaf Ibn Abi Shaybah 13794 — Drinking nabidh from the Siqayah

Mujahid narrates from his master Sayyiduna al-Sa'ib bin Abdullah (may Allah be pleased with him) that he used to order him to drink from the drinking place (siqayah) of the family of Abbas, and would say: "Indeed, it is part of the completion of Hajj."