The president offered condolences to his Lebanese counterpart Michel Aoun for the victims in the explosions.
In a phone call, al-Sisi stressed that Egypt stands by the side of Lebanon and is willing to offer help to Beirut, according to spokesperson of the presidency Bassam Radi.
Earlier, Arab League (AL) Secretary-General Ahmed Aboul-Gheit has ordered the flag of the pan-Arab body to fly at half-mast to mourn the victims of the explosions.
He urged the Arab countries and the international community to immediately offer aid to Lebanon.
He voiced AL’s full solidarity with Lebanon and its people, adding that the AL will promote all efforts for restoring the stability and maintaining the security and safety of the country.