A person bought some property and paid an amount of money as a down payment. After three hours, the seller revoked the sale agreement and thus did not hand the property over to the buyer. What is the ruling?
Is the maintenance that is paid to a person by his father, brother, or a relative, considered a gift or not? If the donor has never paid khums on his assets, is it obligatory for the receiver to pay khums for the maintenance he receives from the donor?
In performing tayammum on things upon which tayammum is valid, such as soil, plaster of Paris, stone, and rock, is it all right to do it when they are fixed on a wall, or is it necessary that they be on the ground?