• طُوًى
• طَىّ
• مَطْوِيَّٰت
• نَطْوِى

Appears 4 times in the Quran.

1. 20:12 إِنِّىٓ أَنَا۠ رَبُّكَ فَٱخْلَعْ نَعْلَيْكَ إِنَّكَ بِٱلْوَادِ ٱلْمُقَدَّسِ طُوًى

   Surely I am your Lord, therefore put off your shoes; surely you are in the sacred valley, Tuwa,
   

2. 21:104 يَوْمَ نَطْوِى ٱلسَّمَآءَ كَطَىِّ ٱلسِّجِلِّ لِلْكُتُبِ كَمَا بَدَأْنَآ أَوَّلَ خَلْقٍ نُّعِيدُهُۥ وَعْدًا عَلَيْنَآ إِنَّا كُنَّا فَٰعِلِينَ

   On the day when We will roll up heaven like the rolling up of the scroll for writings, as We originated the first creation, (so) We shall reproduce it; a promise (binding on Us); surely We will bring it about.
   

3. 39:67 وَمَا قَدَرُوا۟ ٱللَّهَ حَقَّ قَدْرِهِۦ وَٱلْأَرْضُ جَمِيعًا قَبْضَتُهُۥ يَوْمَ ٱلْقِيَٰمَةِ وَٱلسَّمَٰوَٰتُ مَطْوِيَّٰتٌۢ بِيَمِينِهِۦ سُبْحَٰنَهُۥ وَتَعَٰلَىٰ عَمَّا يُشْرِكُونَ

   And they have not honored Allah with the honor that is due to Him; and the whole earth shall be in His grip on the day of resurrection and the heavens rolled up in His right hand; glory be to Him, and may He be exalted above what they associate (with Him).
   

4. 79:16 إِذْ نَادَىٰهُ رَبُّهُۥ بِٱلْوَادِ ٱلْمُقَدَّسِ طُوًى

   When his Lord called upon him in the holy valley, twice,