Hammad bin Usamah حماد بن أسامة - أبو أسامة · The Book of Distribution of Al-Fay'

" Iasked Al-Hasan bin Muhammad about the saying of Allah, the Might and Sublime: 'and know that whatever of spoils of war that you may gain, verily, one-fifth of it is assigned to Allah. He said: 'This is the key to the Speech of Allah. This world and the Hereafter belling to Allah. He said: 'They differed concerning these two shares after the death of the Messenger of Allah, the share of the Messenger and the share of the near…