Musnad Abu Ya'la al-Mawsili 3:278

Abu Musa narrated to us, Yahya bin Sa'id narrated to us, from Sufyan, Sulayman narrated to me, from Ibrahim al-Taymi, from al-Harith bin Suwayd, from Ali, who said: The Messenger of Allah (may Allah bless him and grant him peace) forbade the *duba* (gourd) and the *muzaffat* (pitch-coated vessel).