No horn
In Arabic:ممنوع استخدام المنبه
What it means
Do not use your horn here unless you must warn of danger. Often near hospitals, schools and homes.
About regulatory signs
Regulatory signs give orders. A red ring tells you something is not allowed, a blue disc tells you what you must do, and STOP and GIVE WAY have shapes of their own. Speed-limit signs show the number in Western digits with Arabic-Indic digits below.
