Surah Al-Fath Verse 12 - English Translation by Ali Unal
Surah Al-Fathبَلۡ ظَنَنتُمۡ أَن لَّن يَنقَلِبَ ٱلرَّسُولُ وَٱلۡمُؤۡمِنُونَ إِلَىٰٓ أَهۡلِيهِمۡ أَبَدٗا وَزُيِّنَ ذَٰلِكَ فِي قُلُوبِكُمۡ وَظَنَنتُمۡ ظَنَّ ٱلسَّوۡءِ وَكُنتُمۡ قَوۡمَۢا بُورٗا
Indeed you thought that the Messenger and the believers would never return to their families (from the Campaign), and this thought was decked out to be appealing in your hearts, and you entertained an evil thought (that God would not help the believers and they would be defeated). You (in thinking so have proved yourselves to be and you) are a people useless and doomed to perish