ثُمَّ يُقَالُ هَـٰذَا ٱلَّذِى كُنتُم بِهِۦ تُكَذِّبُونَ
Thumma yuq a lu h atha alla th ee kuntum bihi tuka thth iboon a and be told: "This is the [very thing] to which you were wont to give the lie!"
 - Mohammad Asad
and told: "This is what you used to deny."
 - Muhammad Farooq-i-Azam Malik
and then be told, 'This is what you used to deny.'
 - Mustafa Khattab
And it will be said (unto them): This is that which ye used to deny.
 - Marmaduke Pickthall
Further it will be said to them: "This is the (reality) which ye rejected as false!"
 - Abdullah Yusuf Ali