In a meeting in Kabul on Sunday, Abdullah and Iranian Foreign Minister Mohammad Javad Zarif exchanged views about a range of issues, including bilateral relations and the situation of Afghan refugees in Iran.
Zarif said about three million Afghan people live in Iran legally or illegally, adding that the country has provided good facilities for the refugees.
Abdullah, for his part, thanked the Islamic Republic for providing education facilities to the displaced Afghan students in Iran.
The Iranian top diplomat held separate talks with Afghan President Ashraf Ghani and national security adviser Mohammad Hanif Atmar on various topics, including ways to boost relations between Tehran and Kabul in all fields.
Zarif’s trip to Afghanistan comes a few days after his visit to the other eastern neighbor, Pakistan.
Iranian officials have always referred to security as a common need for Iran and its neighbors.
Tehran has also voiced its commitment to finding a lasting solution to the problems of Afghan refugees.