Is the recipient obligated to accept delivery if the subject matter delivered is superior to the stipulated description and of the same type?
Chapter on Guaranteed Salaf (Advance Payment) for a Specified Term
Al-Mughni
Book of Sales
Primary text
If the delivered item is of the same type but superior in quality to what was stipulated, acceptance is obligatory. This is because the delivered item fulfills the contractually agreed terms along with an accompanying excess that benefits the recipient without harming their objective, as no intended purpose is lost.