Mr Al-Sissi thanked Mr Trump in a televised speech on Monday for helping to initiate a ceasefire after “two years of war, genocide, killing, and destruction.”
He called for an immediate ceasefire in Gaza and a return to negotiations to end the war.
The UN is “underfunded, overstretched and under attack”, Tom Fletcher, head of the UN Office for the Coordination of Humanitarian Affairs, has said.
The observatory also reported that Israeli warplanes entered southern Syrian airspace during the raids.
The Syrian Oil Transport Company said that the Greek-flagged Nissos Christiana tanker was loaded on Monday.
Israel has repeatedly attacked Syria since the ouster of long-time ruler Bashar al-Assad in early December.
Ms Abdelatef, prior to her appointment, served as the UNICEF Representative in Somalia
“All perpetrators of terrorism must be held accountable,” Stéphane Dujarric, his spokesperson, said on Monday.
The predominantly Christian neighbourhood, where the attack occurred is home to several churches.
The main drivers of displacement remain large conflicts like Sudan, Myanmar and Ukraine, and the continued failure to stop the fighting.
