The Nukhba forces, Nukhba Force or just Nukhba is the special forces unit of the Al-Qassam Brigades, the military wing of Hamas. The term is frequently used to refer to Hamas militants. In 2024, the usage of the word roughly corresponds to "Hamas militant" or "Hamas commando".
Israel claims the unit led the Hamas attack on Israel on October 7, 2023, at the beginning of the Gaza war. From Wikipedia