4وَإِنَّهُ في أُمِّ الكِتابِ لَدَينا لَعَلِيٌّ حَكيمٌHilali & KhanAnd Verily, it (this Quran) is in the Mother of the Book (i.e. Al-Lauh Al-Mahfuz), before Us, indeed Exalted, full of Wisdom.