﴿ لَن يَضُرُّوكُمْ إِلَّآ أَذًۭى ۖ وَإِن يُقَٰتِلُوكُمْ يُوَلُّوكُمُ ٱلْأَدْبَارَ ثُمَّ لَا يُنصَرُونَ ﴾

“[but] these can never inflict more than a passing hurt on you; and if they fight against you, they will turn their backs upon you [in flight], and will not be succoured.”

Please check ayah 3:112 for complete tafsir.