79:13

فَإِنَّمَا هِيَ زَجْرَةٌ وَاحِدَةٌ

Transliteration:

Fa-innama hiya zajratun wahidatun

Word by Word:

Then only it (will be) a shout single,

Translations:

[But,] then, that [Last Hour] will be [upon them of a sudden, as if it were] but a single accusing cry -

But verily, it will be but a single (Compelling) Cry,

Surely it will need but one shout,

It is only a single cry,

Indeed, it will be but one shout,