The people of Thamud -the Thamudites- and those of 'Ad - the - Surah Al-haqqah ayat 4 in Tafsir

﴿كَذَّبَتۡ ثَمُودُ وَعَادُۢ بِٱلۡقَارِعَةِ ﴾
[الحَاقة: 4]

The people of Thamud -the Thamudites- and those of 'Ad - the 'Adites denied that Day of the stunning roar concurrent with the collision of the celestial bodies

﴿كذبت ثمود وعاد بالقارعة﴾ [الحَاقة: 4]

Dr Kamal Omar
Samud and ‘Ad (people) denied Al-Qariah (The Disaster)

Dr Laleh Bakhtiar
Thamud and Ad denied the Day of Disaster

Dr Munir Munshey
The ´Samoods´ and the ´Aads´ denied the (impending) calamity of sudden onset _ (the hour of Judgment)

Edward Henry Palmer
Thamud and 'Ad called the Striking Day a lie

Farook Malik
The Thamud and the ‘Ad people denied the striking calamity

George Sale
The tribes of Thamud and Ad denied as a falsehood the day which shall strike men's hearts with terror

Maududi
The Thamud and the Ad denied the (possibility of a) sudden calamity, calling it false