He made the remarks in a meeting with Afghan Foreign Minister Salahuddin Rabbani here on Tuesday which was held on the sidelines of the conference Heart of Asia-Istanbul Process with the aim of helping settlement of Afghanistan's problems.
'The Islamic Republic of Iran has always supported the national solidarity government in Afghanistan and it will continue its support,' he said.
Zarif referred to the decree issued by Supreme Leader of the Islamic Revolution Ayatollah Seyed Ali Khamenei on enrolment in Iranian schools of more than 300,000 Afghan students whose parents had entered Iran illegally.
