Surah Al-Insan, Verse 5

إِنَّ ٱلۡأَبۡرَارَ يَشۡرَبُونَ مِن كَأۡسٖ كَانَ مِزَاجُهَا كَافُورًا٥

inna l-abrāra yashrabūna min kasin kāna mizājuhā kāfūran

Indeed, the righteous will drink from a cup [of wine] whose mixture is of Kāfūr,