15وَلَقَد كانوا عاهَدُوا اللَّهَ مِن قَبلُ لا يُوَلّونَ الأَدبارَ ۚ وَكانَ عَهدُ اللَّهِ مَسئولًاM. M. PickthallAnd verily they had already sworn unto Allah that they would not turn their backs (to the foe). An oath to Allah must be answered for.