Narrated Ibn `Umar
The Prophet (ﷺ) ordered the people to pay Zakat-ul-Fitr before going to the `Id prayer.
Narrated Abu Sa`id Al-Khudri
In the lifetime of Allah's Messenger (ﷺ), we used to give one Sa' of food (edible things) as Sadaqat-ul-Fitr (to the poor). Our food used to be either of barley, raisins (dried grapes), cottage cheese or dates.