At-Tariq Verse 14

and is not to be taken lightly.

which is not for amusement.

it is no merriment.

it is not something to be taken lightly.

And it is not a frivolity.

It is not a thing for amusement.

not a flippant jest.

And no trifle.

And is not a matter of amusement.

and not a jest.

It is not (a word) in jest.

And it is not a vain (revelation).

And it is not with (of) the joke/fun .

And is not a matter of amusement.

And it is no frivolity!

And it is not a thing for amusement.

Surely they plan a plan.

And it is no joke.

It is no pleasantry.

and it is certainly not a jest.

it is not a jest.

And it is not a thing for amusement.

and is not to be taken lightly.

It is no joke.

and it is not a jest, frivolity or falsehood.

And it is not a thing for amusement.

meaning, rather it is serious and true.

Then Allah informs about the disbelievers saying that they reject Him and hinder others from His path. Allah says,

إِنَّهُمْ يَكِيدُونَ كَيْدًا