Qur'an 20:76

جَنَّـٰتُ عَدْنٍ تَجْرِى مِن تَحْتِهَا ٱلْأَنْهَـٰرُ خَـٰلِدِينَ فِيهَا ۚ وَذَٰلِكَ جَزَآءُ مَن تَزَكَّىٰ

“Gardens of perpetual residence beneath which rivers flow, wherein they abide eternally. And that is the reward of one who purifies himself.”

Taa-Haa 20:76 · Saheeh International