The Prophet ﷺ said: He who leaves the snakes along through fear of their pursuit, does not belong to us. We have not made peace with them since we have fought with them.
قَالَ رَسُولُ اللَّهِ ﷺ مَنْ تَرَكَ الْحَيَّاتِ مَخَافَةَ طَلَبِهِنَّ فَلَيْسَ مِنَّا مَا سَالَمْنَاهُنَّ مُنْذُ حَارَبْنَاهُنَّ