فَمَا ٱسْطَـٰعُوٓا۟ أَن يَظْهَرُوهُ وَمَا ٱسْتَطَـٰعُوا۟ لَهُۥ نَقْبًۭا

So Gog and Magog were unable to pass over it, nor were they able [to effect] in it any penetration.

— Al-Kahf 18:97