An-Najm • EN-AL-JALALAYN
﴿ أَمْ لَمْ يُنَبَّأْ بِمَا فِى صُحُفِ مُوسَىٰ ﴾
“Or has he never yet been told of what was [said] in the revelations of Moses,”
Or am means bal has he not been informed of what is in the scrolls of Moses the books of the Torah or scrolls before it