The deaths on Friday came as thousands of Palestinians held protests at several sections of the Israel-Gaza border fence. Gaza's health ministry said 38 others were wounded by live fire.
Reaffirming its longstanding commitment to the Palestinian people, the UAE noted that it has contributed more than $883mn from 2013 to 2021 to fund vital sectors and support development efforts in Palestinian territories.
B'Tselem released video of the arrest, in which heavily armed Israeli soldiers can be seen pulling the children away by force. Footage shot earlier shows the children gathering plants near the settler outpost of Havat Maon, when two masked settlers emerge from a grove of trees.
Their joint statement mentioned that the right to self-defence does not justify breaking law and neglecting Palestinians' rights. The Arab foreign ministers also condemned forced displacement and collective punishment in Gaza, it added.
Aerial footage showed large crowds setting off on the march organised by the Palestine Solidarity Campaign, with the protest due to end outside the Houses of Parliament after passing Prime Minister Rishi Sunak's Downing Street office.
Seventy-six wounded Palestinians and 335 foreigners or dual-nationals were allowed to cross from the Gaza Strip for Egypt, an Egyptian official at the Rafah crossing said.
Blinken is due to meet Jordan's Foreign Minister Ayman Safadi in Amman on Saturday. Safadi said in a statement Israel must end the war on Gaza, where he said it was committing war crimes by bombing civilians and imposing a siege.
PM Najib Mikati said he feared an escalation, with the border skirmishes stoking concerns that Lebanon's powerful Hizbollah movement could open a new front with Israel.
The Israeli military said on Thursday that the number of people confirmed held hostage in the Gaza Strip since the Oct.7 cross-border raids by Hamas had reached 224, and could rise further.