The Sure Truth - 69:26 If only I had not learned what my reckoning is.
In the context of verses 25, 26, 27; the disbelievers who are given the Book on their left will desire to perish:
The Sure Truth/69:25 "As for those who were given the Book on their left, they say: "If only my Book had not been given to me","
The Sure Truth/69:26 If only I had not learned what my reckoning is.

The News/78:38 The Day will come when the Spirit and the angels will stand in rows. No one can speak except those whom the Most Merciful permits. And they will speak the truth.
The News/78:39 This is the true Day. Whosoever wishes, let him be guided towards his Lord.
The News/78:40 "We have warned you of an imminent torment. On that Day a person will look at what he has done, and the disbeliever will say: "Would that he were dust!"

The Splitting Asunder/84:10 And he whose Book is given behind him,