Thabit reported: I said to Ibn 'Umar that Allaah's Messenger (sallAllaahu alayhi wa sallam) had forbidden the preparation of Nabidh in the green pitcher (besmeared with pitch). He said: This is what they stated. I said: Did Allaah's Messenger (sallAllaahu alayhi wa sallam) forbid this? He said: They said so.