19وَاقصِد في مَشيِكَ وَاغضُض مِن صَوتِكَ ۚ إِنَّ أَنكَرَ الأَصواتِ لَصَوتُ الحَميرِHilali & Khan"And be moderate (or show no insolence) in your walking, and lower your voice. Verily, the harshest of all voices is the voice (braying) of the ass."