Palestinians in the Gaza Strip have held massive rally on Tuesday condemning the deadly Israeli attack against Jenin refugee camp.

Demonstrators condemned the Israeli deadly raid in Jenin and voiced solidarity with the Palestinian prisoners in Israeli jails.

The marches were organized by the national and Islamic forces and the Prisoners' Committee.

Protesters shouted slogans against Israeli occupation of their lands and also voices support for the Palestinian prisoners in Israeli jails.

Earlier on Tuesday, six Palestinian citizens were killed while 16 others were injured during an Israeli military raid in the Jenin refugee camp, north of the West Bank.