The Book of Zakat (Kitab Al-Zakat)

Muslim :: Book 5 : Hadith 2150

Ibn 'Umar said that the Messenger of Allah (may peace be upon him) prescribed Zakat-ul-Fitr one sa' of dates or one sa' of barley for every slave or freeman, young or old.

Source materials are from the University of Southern California MSA site
Hadith eBooks converted from Imaan Star