18:97

Al-Kahf 18:97

فَمَا ٱسْطَٰعُوٓا۟ أَن يَظْهَرُوهُ وَمَا ٱسْتَطَٰعُوا۟ لَهُۥ نَقْبًۭا

Famas taa'ooo any yazharoohu wa mastataa'oo lahoo naqbaa

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