﴿ فَإِذَا نُفِخَ فِى ٱلصُّورِ نَفْخَةٌۭ وَٰحِدَةٌۭ ﴾

“Hence, [bethink yourselves of the Last Hour,] when the trumpet [of judgment] shall be sounded with a single blast,”

Thus when the Trumpet is blown with a single blast to announce the passing of judgement upon all creatures — this being the second blast —