"He knows what is before them and what is behind them." The interpretation of al-Suddi: He means that He knows what existed before the creation of the angels and what exists after their creation, "and they do not"
﴿يَعْلَمُ مَا بَيْنَ أَيْدِيهِمْ وَمَا خَلفهم﴾ تَفْسِيرُ السُّدِّيِّ: يَعْنِي: يَعْلَمُ مَا كَانَ قَبْلَ خَلْقِ الْمَلَائِكَةِ، وَمَا كَانَ بعد خلقهمْ (وَلَا