Salem Israeli military court sentenced detainee Hisham Ahmad Ka’by, from Balata refugee camp in Nablus, to four life terms.
Ka’by was arrested last year, and charged with membership of Abu Ali Mustafa Brigades, the military wing of the Popular Front for the Liberation of Palestine.
Soldiers leveled the home of Al Ka’by after he was arrested.
Al Ka’by has two detained brothers; Allam who was charged to 11 life terms and 19 years, and Marwan, who was sentenced to 14 months.