Hariri, a protege of Riyadh, on Saturday announced his
surprise resignation in a broadcast from the Saudi capital. He said he feared
for his life.
"The secretary-general is concerned by news of the offer of resignation of Lebanon Prime Minister Saad Hariri," Guterres spokesman Stephane Dujarric said in a statement, AFP reported.
"He hopes all sides will focus their efforts on supporting the continuity of Lebanon's State institutions, in adherence with the constitution and safeguarding the country's security and stability," he added.
"The United Nations remains committed to supporting the security, sovereignty and territorial integrity of Lebanon."