قَالَ إِنَّمَا يَأْتِيكُم بِهِ ٱللَّهُ إِن شَآءَ وَمَآ أَنتُم بِمُعْجِزِينَ
How to read it
Qāla 'innamā ya''tīkum bihi -llahu 'in shā'a wamā 'antum bimuʻ'jizīna
He said: "Truly, Allah will bring it on you if He wills,- and then, ye will not be able to frustrate it!
Translation: Abdullah Yusuf Ali

