What is the determining time for the value of the price when the price itself has a determinable value?
General Chapter
Al-Mughni
Book of Preemption (Shuf'ah)
Primary text
The value is considered at the time of the sale because that is the time of entitlement (istiḥqāq). After that time, any increase or decrease in value is disregarded. This principle applies when there is no option (khiyār) to revoke the sale.