Ibn Ishaq محمد بن إسحاق بن يسار‎ · The Chapters Regarding Zakat

the Messenger of Allah(ﷺ) said: “When you give Zakat, do not forget its reward, and say 'Allahummaj-'alha maghnaman wa la taj-'alha maghrama (O Allah! Make it a gain and do not make it a loss).' ” (Maudu')

Ibn Shihab said: “Salim read to me a letter that the Messenger of Allah had written concerning Sadaqat, before Allah caused him to pass away, in which it was said: 'For five camels one sheep; for ten, two sheep; for twenty, four sheep. For twenty five, a Bint Makhad(a one year old she-camel), up to thirty-five; if there is no Bint Makhad, then a Bin Labun ( a two-year-old male camel). If there are more than thirty-five even one, then…

Abu Sayyarah Al-Muta said: “I said: 'O Messenger of Allah! I have bees.' He said: 'Give one-tenth.' I said: 'O Messenger of Allah!' Protect it for me.' And he protected it for me.”

that the Messenger of Allah enjoined Sadaqatul-Fitr, one Sa of dates, one Sa of barley, or one Sa of Sult (a kind of barley without skin on it, resembling wheat).

that Ala bin Hadrami said: “The Messenger of Allah sent me to Bahrain or Hajar. I used to go to a garden that was shared by some brothers, one of whom had become Muslim. I would take the Ushr (one-tenth of the harvest) from the Muslim, and Kharaj from the Mushrik.”