Israel has attacked several cities, including the Iranian capital Tehran. According to an official, the attack is part of a joint military operation by the US and Israel, according to information given to the international news agency Al Jazeera.

Under this, an attack has been carried out near the office of Iranian Supreme Leader Ayatollah Ali Khamenei. After the attack, Khamenei has been moved to a safe place. Smoke was seen in several areas of Tehran after the attack on Saturday morning.

Iran has stopped all flights after the attack. Meanwhile, international media outlets have reported that air strike sirens are also sounding in Israel. The Israel Defense Forces have called the attack on Iran a 'preventive attack'.

Israel has appealed to people to evacuate sensitive areas and not leave their homes.

Meanwhile, Pakistan has requested its citizens not to travel to Iran. It has also requested its citizens in Iran to stay safe. According to BBC Persian, Canada had earlier instructed its citizens to leave Iran immediately. Belgium has also urged its citizens not to travel to Lebanon and Israel.