(4) باب زَكَاةِ الْفِطْرِ عَلَى الْمُسْلِمِينَ مِنَ التَّمْرِ وَالشَّعِيرِ
Ibn 'Umar said that the Messenger of Allah (ﷺ) prescribed Zakat-ul-Fitr one sa' of dates or one sa' of barley for every slave or freeman, young or old. (RU)
Reference (RU): Sahih Muslim 984 b (RU)
In-book reference (RU): Book 12, Hadith 17 (RU)
USC-MSA web (English) reference(deprecated numbering scheme): Book 5, Hadith 2150 (RU)