Wa-alaykum as-salamu wa-rahmatullah wa-barakatuh
In the Name of Allah, the All-Merciful, the Mercy-Giving
All praise is due to Allah. Peace and blessings be upon His Messenger Muhammad.
This sounds like a kind of discount made after purchase on the total due sum, which is permissible. If I have not understood the question properly, please write back to clarify.
Almighty Allah knows best.
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Views expressed by hosts/guests on this program (live dialogue, Facebook sessions, etc.) are their own and their appearance on the program does not imply an endorsement of them or any entity they represent.
Views expressed by hosts/guests on this program (live dialogue, Facebook sessions, etc.) are their own and their appearance on the program does not imply an endorsement of them or any entity they represent.