´It was narrated that:` Qais bin Sa'ad said: “The Messenger of Allah (ﷺ) enjoined Sadaqatul-Fitr upon is before (the command of) Zakat was revealed. He neither ordered us (to pay) nor forbade us (from paying it), so we did it.”
Hadith ReferenceSunan Ibn Majah / The Chapters Regarding Zakat / Hadith: 1828