Musnad Ahmad 25:747

Ali ibn Ishaq narrated to us, Abdullah narrated to us, he said: Husayn ibn Abdullah informed us, from Ikrimah, that a man asked Ibn Abbas about the *nabidh* (drink) of the Messenger of Allah, may Allah bless him and grant him peace. He said: "He would drink during the day what was made at night, and he would drink during the night what was made during the day."