Zarif wrote on his twitter page constructive exchanges are next steps to work towards regional peace and security, IRNA reported.
The Iranian FM also said strong shared commitment to win-win in all neighborly relations is Iran's priority.
Heading a high-ranking delegation, Iraqi President Barham Salih arrived in Tehran on Saturday and conferred with President Hassan Rouhani, parliament speaker, foreign minister and secretary of Iran's national Security Council on issues of mutual interests.
The Iraqi president also met with the Supreme Leader of the Islamic Revolution yesterday afternoon.
Reporter's code: 50101