Zarif made the comment as he held talks with Afghanistan’s chief peace envoy Abdullah Abdullah in Tehran.
He said Iran backs peace talks led by the Afghan government and the involvement of the Taliban militant group in the country’s political spectrum.
At the meeting, Abdullah, who leads the Afghan High Council for National Reconciliation, delineated the latest developments in the peace process.
Heading a high-ranking delegation, Abdullah, arrived in Tehran on Sunday at the official invitation of the Islamic Republic.
According to a statement released by the council, Abdullah will also meet Iranian President Hassan Rouhani, Parliament Speaker Mohammad-Baqer Qalibaf, Secretary of the Supreme National Security Council Ali Shamkhani, Energy Minister Reza Ardakanian and other senior officials.
During the meetings, the statement added, Abdullah will exchange views with Iranian officials on the intra-Afghan talks in Qatar as well as the need for regional consensus and support for the peace efforts.
Before this trip, Abdullah visited Pakistan and India, discussING the Afghan peace process.
The talks between the Afghanistan government and the Taliban group began in the Qatari capital city of Doha on September 12 to end decades of conflict that has killed tens of thousands of people.
The United States led a Western invasion of Afghanistan and toppled the Taliban-run government in 2001 on the pretext of fighting terrorism following the September 11 attacks.
Press TV contributed to this story.