1 verse has
قِطَّنَا
in Edition Uthmani / Saad (The letter Saad)

16:38وَقَالُوا۟ رَبَّنَا عَجِّل لَّنَا قِطَّنَا قَبْلَ يَوْمِ ٱلْحِسَابِ