Chapter 26, Verse 123, The Poets
سورة الشعراء
كَذَّبَتۡ عَادٌ ٱلۡمُرۡسَلِينَ
'Ad (people) belied the Messengers.
Chapter 53, Verse 50, The Stars
سورة النجم
وَأَنَّهُۥٓ أَهۡلَكَ عَادًا ٱلۡأُولَىٰ
And that it is He (Allah) Who destroyed the former 'Ad (people),
Chapter 54, Verse 18, The Moon
سورة القمر
كَذَّبَتۡ عَادٞ فَكَيۡفَ كَانَ عَذَابِي وَنُذُرِ
'Ad (people) belied (their Prophet, Hud), then how (terrible) was My Torment and My Warnings?
Chapter 69, Verse 4, The reality
سورة الحاقة
كَذَّبَتۡ ثَمُودُ وَعَادُۢ بِٱلۡقَارِعَةِ
Thamud and 'Ad people denied the Qari'ah [the striking Hour (of Judgement)]!
Chapter 89, Verse 6, The Dawn
سورة الفجر
أَلَمۡ تَرَ كَيۡفَ فَعَلَ رَبُّكَ بِعَادٍ
Did you (O Muhammad ﷺ) not see (thought) how your Lord dealt with 'Ad (people)?