فَمَا ٱسْطَـٰعُوٓا۟ أَن يَظْهَرُوهُ وَمَا ٱسْتَطَـٰعُوا۟ لَهُۥ نَقْبًا
Famas taa'ooo any yazharoohu wa mastataa'oo lahoo naqbaa
Their enemies could not scale the barrier, nor could they pierce it,
So they could not scale it, nor could they breach it.