Controlling our tongue to keep quiet about a confidential matter gives evidence of discretion and discernment.
(‏ اي ٦ :‏ ٢٤‏ )‏ كَمَا نُعْرِبُ عَنِ ٱلْفِطْنَةِ وَٱلتَّمْيِيزِ عِنْدَمَا نَكْتُمُ ٱلْمَسَائِلَ ٱلسِّرِّيَّةَ .‏