16:31
جَنَّٰتُ عَدْنٍۢ يَدْخُلُونَهَا تَجْرِى مِن تَحْتِهَا ٱلْأَنْهَٰرُ ۖ لَهُمْ فِيهَا مَا يَشَآءُونَ ۚ كَذَٰلِكَ يَجْزِى ٱللَّهُ ٱلْمُتَّقِينَ
Gardens of perpetual residence, which they will enter, beneath which rivers flow. They will have therein whatever they wish. Thus does Allah reward the righteous -
Translation · Saheeh International
Tafsir
Ibn Kathīr (abridged)
What the Pious say about the Revelation, their Reward and their Condition during and after Death
Here we are told about the blessed, as opposed to the doomed, who, when they are asked,
مَّاذَآ أَنزَلَ رَبُّكُمْ
(What is it that your Lord has revealed) they will reluctantly answer, "He did not reveal anything, these are just the fables of old." But the blessed, on the other hand, will say, "That which is good," meaning - He revealed something good, meaning mercy and blessings for those who followed it and believed in it. Then we are told about Allah's promise to His servants which He revealed to His Messengers. He says:
لِّلَّذِينَ أَحْسَنُواْ فِى هذِهِ الْدُّنْيَا حَسَنَةٌ
(For those who do good in this world, there is good) This is like the Ayah,