Comprehensive Heading on Goods That Are Lawful to Exchange in Transactions and Those Unlawful to Exchange

“I once asked abu Ibrahim (a.s.), about the bones of elephants; if it was permissible to sell or buy the combs which were made thereof. He (the Imam) said, ‘It is not unlawful. My father (a.s.), had such a comb or…

“I once wrote to abu ‘Abd Allah (a.s.), and asked about a man who had a piece of wood and sold it to those who make barbat (musical tool) out of it. He (the Imam) said, ‘It is not unlawful.’

“Abu ‘Abd Allah (a.s.), has said, ‘Selling animal dung is not unlawful.’”

“This is concerning my question before abu ‘Abd Allah (a.s.), about Cheetah and predator birds; if business could be sought with them. He (the Imam) said, ‘Yes, it is possible.’”

“This is concerning my question before abu ‘Abd Allah (a.s.), about my selling mulberry wood from which they made crosses and idols. He (the Imam) said, ‘No, it is not permissible.’”

“I once wrote to abu ‘Abd Allah (a.s.), and asked about the case of a man who rented his ship or stumper to those who carried wine and pigs on them. He (the Imam) said, ‘It is not unlawful.’”

“Abu ‘Abd Allah (a.s.), has said that the Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, prohibited buying and selling of monkeys.’”

“This is concerning my question before abu ‘Abd Allah (a.s.), about the case of a man who rented his house to those who used it for selling wine. He (the Imam) said, ‘Its rent is unlawful.’”

“I once was with abu ‘ Abd Allah (a.s.), when Mu‘attib came in and said, There are two people at the door.’ He (the Imam) said, ‘Bring them inside.’ They came inside and one of them said, ‘I am a saddle maker and I sell…

“I once wrote to him (the Imam) (a.s.), and asked, ‘There is a certain sheathing of swords called al-Safan (sandpaper) which is from skin of fish; if it is permissible to work with and we do not eat its meat.’ He (the…