And he (the dying person) will conclude that it was (the time)

﴿وَظَنَّ أَنَّهُ ٱلۡفِرَاقُ ﴾
[القِيَامة: 28]

And he (the dying person) will conclude that it was (the time) of departing (death)

﴿وظن أنه الفراق﴾ [القِيَامة: 28]

Al Bilal Muhammad Et Al
And he will conclude that it was the time of parting

Ali Bakhtiari Nejad
And he thinks that it is the (time of) separation

Ali Quli Qarai
and he knows that it is the [time of] parting

Ali Unal
While he (who is dying) is certain that it is the (moment of) parting

Hamid S Aziz
And he is sure that it is the time of parting

John Medows Rodwell
And the man feeleth that the time of his departure is come

Literal
And (he) thought/assumed that it is the separation

Mir Anees Original
And he expects that it is (the time of) parting

Mir Aneesuddin
And he expects that it is (the time of) parting