﴿ وَأَنَّهُۥٓ أَهْلَكَ عَادًا ٱلْأُولَىٰ ﴾

“and that it is He who destroyed the ancient [tribes of] Ad”

and that He destroyed former ‘Ād ‘Ādan al-ūlā a variant reading elides the nunation with the following lām sc. ‘Āda’l-ūlā; this former one refers to the people of ‘Ād while the second ‘Ād is that of the people of Sālih