Egyptian President Hosni Mubarak will meet King Abdullah, Custodian of the Two Holy Mosques, here on Tuesday to discuss ways to bring about a ceasefire in Gaza The Riyadh meeting comes ahead of a meeting of Arab foreign ministers in Kuwait on Friday to discuss Israel's refusal to abide by a UN Security Council resolution calling for an immediate ceasefire in Gaza, Arab League Secretary General Amr Moussa said on Monday. Diplomatic sources also said that arrangements were under way to hold an emergency Arab League summit on the sidelines of the Arab economic summit scheduled for Jan. 19 in Kuwait. International Middle East envoy Tony Blair said after talks with Mubarak on Monday that “the elements of an agreement of the immediate ceasefire are there and are now being worked on very hard in great detail.”