15 June, 2017
Speaking on June 13 on the sidelines of a conference in Oslo, Zarif said Tehran has "intelligence that Saudi Arabia is actively engaged in promoting terrorist groups" in Iran's southeastern province of Sistan-Baluchistan, which borders Afghanistan and Pakistan and is home to a large Sunni population.
The Islamic State (Daesh) terrorist group stages attacks in the region under the guidance and with the support of the United States and Saudi Arabia, Deputy Chief of Staff of the Iranian Armed Forces Brig.
"On the western side, the same type of activity is being undertaken, again abusing the diplomatic hospitality of our other neighbour", he said, without elaborating.
He stressed that relations between the American and Iranian governments would continue to be at a standstill because "most of our problems with them can not be resolved".
Two days later, suicide bombings and shootings in Tehran killed 17 people.
In a separate tweet, he wrote "that (the) U.S arms a terrorist group is what causes instability" before asking "Who created ISIS?".More news: India Too a Victim of Terrorism, Says Donald Trump in Saudi Arabia
The top Iranian diplomat also sat down with a number of intellectuals and researchers from Europe and the USA on Tuesday and reviewed issues pertaining to regional and global developments.
Trump said "states that sponsor terrorism risk falling victim to the evil they promote".
He stated that the USA can not be trusted as it is the embodiment of terrorism itself and supports regimes such as Israel which came to be through terrorism and oppression.
"The Arab row started on June 5, when Saudi Arabia and some of its allies cut relations with Qatar over its friendship with Iran and support for the Muslim Brotherhood and Hamas". "We condemn terrorist attacks anywhere they occur and we condemn the killing of the innocent anywhere it occurs", he said.
Saudi Arabia, an ally of the United States, has long accused Iran of supporting terrorism. They have problems with the existence of the Islamic Republic of Iran. During the Barack Obama era, Iran enjoyed the opportunity to fill the vacuum in the Middle East after the White House abandoned its traditional allies, like Turkey and Saudi Arabia.