فَمَا اسْطَاعُوْٓا اَنْ يَّظْهَرُوْهُ وَمَا اسْتَطَاعُوْا لَهٗ نَقْبًا ( الكهف: ٩٧ )
So not
فَمَا
तो ना
they were able
ٱسْطَٰعُوٓا۟
वो ताक़त रखते थे
to
أَن
कि
scale it
يَظْهَرُوهُ
वो चढ़ सकें उस पर
and not
وَمَا
और ना
they were able
ٱسْتَطَٰعُوا۟
वो ताक़त रखते थे
in it
لَهُۥ
उसमें
(to do) any penetration
نَقْبًا
सूराख़ करने की
Fama ista'oo an yathharoohu wama istata'oo lahu naqban (al-Kahf 18:97)
Muhammad Faruq Khan Sultanpuri & Muhammad Ahmed:
तो न तो वे (याजूज, माजूज) उसपर चढ़कर आ सकते थे और न वे उसमें सेंध ही लगा सकते थे
English Sahih:
So they [i.e., Gog and Magog] were unable to pass over it, nor were they able [to effect] in it any penetration. ([18] Al-Kahf : 97)