A statement issued by the Holy See Press Office called the discussions "cordial", and said the two men expressed their appreciation of the development of bilateral relations.
In this op-ed for commonspace.eu Dennis Sammut says the next three months should be a time for reflection on the Karabakh conflict, but a pause in hostilities should also be accompanied by the reinvigoration of the peace efforts.
Saudi King Salman ibn Abdul Aziz was on hand at Riyadh airport to welcome the Azerbaijani President at the start of his official visit to the Kingdom to which both sides seem to be attaching great importance.
In separate but very similar statements, the Foreign Ministries of the two countries hailed the agreement as a step towards regional peace and stability.
In a statement the sides said "Today, we have taken a decisive step: we have reached solutions on key parameters of a Joint Comprehensive Plan of Action".
Infrastructure projects have given the three countries a common agenda and made them joint stakeholders in the region's future security and stability.