Amir al-Sha'bi عامر الشعبي · The Book of Zakah

"The Messenger of Allah said: There is no owner of camels, cattle or sheep who does not give Zakah on them, but they will come on the Day of Resurrection as big and fast as they ever were, and will gore him with their horns and trample him with their hooves. Every time the last of them has run over him the first of them will come back to him, until judgment is passed among the people."

a man entered the Msjid on a Friday when the Messenger of Allah was delivering the Khutbah, and he said: "Pray two Rak'ahs." Then he came on the following Friday, when the Prophet was delivering the Khutbah and he said: "Pray two Rak'ahs." Then he came on the third Friday, when the Prophet was delivering Khutbah and he said: "Pray two Rak'ahs." Then he said: "Give in charity." So they gave in charity, and he gave him (that man) two…