3 Preface إِنَّ الَّذينَ يَغُضّونَ أَصواتَهُم عِندَ رَسولِ اللَّهِ أُولٰئِكَ الَّذينَ امتَحَنَ اللَّهُ قُلوبَهُم لِلتَّقوىٰ ۚ لَهُم مَغفِرَةٌ وَأَجرٌ عَظيمٌYusuf AliThose that lower their voices in the presence of God’s Messenger,- their hearts has God tested for piety:1 for them is Forgiveness and a great Reward.The essence of good manners arises from the heart. The man who really and sincerely respects his Leader has true piety in his heart, just as the man who does the opposite may undo the work of years by weakening the Leader’s authority.