What is the ruling if a slave claims they sold the item without permission to trade (i'dhin lil-tijarah)?

Chapter on Selling the Musarrah (Animal with milk retained in udder)

Al-Mughni

Book of Sales

Book 12 · Issue 7 · Bab 5

Open in Qurani

Primary text

If a slave states they sold the item without permission for trade, the statement of the buyer is accepted. This is narrated in a specific account by Mahna, based on the premise that the slave is responsible (mukallaf), and the presumption is that they only enter into valid contracts.