French Prime Minister Manuel Valls called on all Middle East nations, including Turkey and Qatar, to take part in fighting the Daesh terrorist group.
Speaking to rtl radio, Valls called for cutting off funding to Daesh along with conducting air strikes against the terrorist group.
He condemend the beheading of 21 Copts by Daesh in Libya.
On Sunday, Daesh released a video for beheading 21 Egyptian Copts in Libya.
Sisi warned on Sunday that his country would respond to the "criminal killings" as it sees fit.