﴿وَاقْصِدْ فِي مَشْيِكَ وَاغْضُضْ مِنْ صَوْتِكَ ۚ إِنَّ أَنْكَرَ الْأَصْوَاتِ لَصَوْتُ الْحَمِيرِ﴾ 19. "And be moderate (or show no insolence) in your walking, and lower your voice. Verily, the harshest of all voices is the braying of the asses."
