Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud has sent an invitation message to Egyptian President Abdel Fattah al-Sisi to attend the Fourth Summit of Arab-South American Countries to be held in Riyadh in November. The invitation message was handed over by Saudi Ambassador to Egypt and the Permanent Representative to Arab League Ahmed bin Abdulaziz Qattan during a meeting today with the Egypt's President.