Musnad Abu Ya'la al-Mawsili 115:274

Al-Abbas ibn al-Walid al-Narsi narrated to us, Yazid ibn Zuray' narrated to us, Sa'id narrated to us, from Qatadah, from Anas, from the Prophet (peace be upon him), who said: "You will see in it silver pitchers, [equal to] the number of the stars of the sky and more," meaning the Basin (al-Hawd).