Is it permissible for the master to use the purchased item as a pledge (rahn) in a transaction?
General Chapter
Al-Mughni
Book of Mukātaba (Contractual Manumission)
Primary text
It is not permissible for the master to use the item he purchased on credit as a pledge because a pledge is a trust (amanah) which might be destroyed, or the debtor might falsely deny receiving it.