Al-Mutaffifin • EN-TAZKIRUL-QURAN
﴿ كَلَّآ إِنَّ كِتَٰبَ ٱلْفُجَّارِ لَفِى سِجِّينٍۢ ﴾
“NAY, VERILY, the record of the wicked is indeed [set down] in a mode inescapable!”
Literally ‘A prison’. It means a certain place in which the record of the deeds of the wicked is preserved.