Narrated ‘Abdullah bin ‘Umar-heard Prophet Muhammad saying, “While-was sleeping,-saw-bowl full of milk was brought to me and-drank of it to my fill- till-noticed its wetness flowing in my body- . Then-gave the remaining of it to ‘Umar.” They asked, “O Prophet Muhammad! What have you interpreted about the dream- ? He said, “It is Religious- knowledge.” Please See Hadith No. 134- Bukhari-