Saudi Arabia"s embassy has asked citizens to be careful after the authorities in Islamabad raised the security alert to the highest level. The embassy has asked all Saudi citizens and those who are visiting Pakistan to take caution and not go out unless necessary. In the event of any emergency, the embassy said that Saudis can contact them on their phone number: 0092512600900; or via the Saudis affairs number: 0033156794001; or through the embassy"s number in Karachi: 00923018555284.