ثُمَّ تَوَلَّيتُم مِن بَعدِ ذٰلِكَ ۖ فَلَولا فَضلُ اللَّهِ عَلَيكُم وَرَحمَتُهُ لَكُنتُم مِنَ الخاسِرينَ

Then you turned away after that. And if not for the favor of Allah upon you and His mercy, you would have been among the losers.