5إِنَّ الأَبرارَ يَشرَبونَ مِن كَأسٍ كانَ مِزاجُها كافورًا(Irfan-ul-Quran)Surely the sincerely devoted and obedient will drink from the cups (of the holy drink) mixed with kafur (to enhance its aroma, colour and taste).