Those conducting the negotiations from Pakistan's side consisted of "a very small circle" and that the mood was "sombre and serious but still hopeful that a cessation of hostilities will be the outcome. There are a few hours left." The source said they were not part of that small circle.
Pakistan has acted as an intermediary between Iran and the US over the last few weeks, passing messages between the two. It has a historic relationship with Iran, a shared border and regularly refers to its "brotherly" relationship with the country.