Hammad bin Usamah حماد بن أسامة - أبو أسامة · The Book of Financial Transactions

"Your children are part of the best of your earnings, so eat from what your children earn."

the Messenger of Allah forbade Muzabanah. Ad Muzabanah is when what is art the tops of the trees is sold for a certain amount f dried dates; if there are more then I gain, and if there are less the I lose.

"We used to sell two Sa s of mixed dates for a Sa but the Prophet said (Do not sell) two Sa s dates for a Sa or two Sa s wheat or a Sa or two Dirhams for a Dirham. ,"