56:2

لَيْسَ لِوَقْعَتِهَا كَاذِبَةٌ

Transliteration:

Laysa liwaqAAatiha kathibatun

Word by Word:

Not at its occurrence a denial

Translations:

there will be nought that could give the lie to its having come to pass,

Then will no (soul) entertain falsehood concerning its coming.

There is no denying that it will befall -

There is no belying its coming to pass --

There is, at its occurrence, no denial.