Samyaza
Samyaza, also transliterated Semjaza or Shemyaza, is a figure in the Book of Enoch, a pseudepigraphal Jewish text. He is described as the leader of the Watchers, a group of 200 angels who descended to earth in the days of Jared and took human wives, with Samyaza commonly named as their chief.
According to the narrative, Samyaza persuaded the other Watchers to break their heavenly oath and join in
God responds by sending archangels to confront the Watchers. The fallen angels are judged and bound; Samyaza
In later Jewish and Christian tradition, Samyaza is often treated as a prototype of a fallen angel