David Libi, 19, son of the founder of the Malachei Hashalom community in the Binyamin region, was killed in Gaza by a bomb while operating heavy machinery.

The device is being probed by the country's serious crimes unit.

'It’s time for the population to tell these terrorist thugs, enough, stay away from us,' the IDF's Arabic-language spokesman tweeted.

'We washed it. We were trying to understand what it was. ... We thought we found treasure, but we found a bomb,' said the young Israeli who made the find.

Leave it to terrorists from Palestinian Islamic Jihad to take an essential, lifesaving device and turn it into an object of death and destruction.

Fifty-year-old Tadasa Tashume Ben Ma'ada, a father of two, made aliyah from Ethiopia more than two decades ago.

Aryeh Schupak, a 16-year-old yeshiva student, was killed on Wednesday in a terror attack in Jerusalem.

The Palestinian wave of violence continued on Wednesday when a terrorist threw an improvised explosive at Israeli troops.