2 verses have
عَادٌۭ
in Edition Uthmani / Al-Haaqqa (The Reality)

4:69كَذَّبَتْ ثَمُودُ وَعَادٌۢ بِٱلْقَارِعَةِ

6:69وَأَمَّا عَادٌۭ فَأُهْلِكُوا۟ بِرِيحٍۢ صَرْصَرٍ عَاتِيَةٍۢ