Sunan an-Nasa'i 2502
سنن النسائي#2502SahihIt was narrated that Ibn 'Umar said:"The Messenger of Allah enjoined the Zakah of Ramadan on everyone, young and old, free and slave, male and female, a Sa of dates or a Sa of barley
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 23:68