Ruling 2151
If a seller cannot hand over a commodity he has sold – for example, the horse he sold has run away – the transaction is invalid and the buyer can claim his money back.
-Ayatullah Sistani, Practical Laws of Islam, Buying and Selling
Buying and Selling: Inability to Hand Over a Sold Commodity
Practical Laws of Islam as per the teachings of Ayatullah Sistani
