The 'Adid are mentioned in the Quran as being the people to whom the Islamic prophet Hud was sent by Allah to guide them back to the righteous path of faith. According to the story, the citizens did not heed his warnings and the town was destroyed by Allah in a great storm.
'Aad was an ancient Arab tribe and a district in South Arabia that was led by 'Ad ibn Kin'ad. The ʿAad tribe settled in an area to the East of the Qahtan tribe and established the Kingdom of ʿAad in South Arabia sometime between 10th century BC and 3rd century CE. The rulers of ʿAad included Ad ibn Kin'ad, the first leader of 'Aad, who lived some time between the 23rd and 10th century BC; Aldahn Khuljan, who lived some time in the 4th to 3rd centuries BC; and, according to legend, Shaddad, known to the Himyarites as the last leader of 'Aad, who lived in the 6th to 4th centuries CE.
circa 150 CE
Artistic rendering of ancient city of Ubar of Qom-i 'Aad, to whome prophet Hud As was sent. Claudius Ptolemy's Geographos includes mention of the inhabitants of 'Aad's capital, Ubar. Some time between the 3rd and 6th century CE, the 'Aad state crumbled, in part because of a natural catastrophe that destroyed much of Ubar.