Enoch 82:17
And these are the names of the leaders which are under them: Berka'el, Zelebs'el, and another who is added a head of a thousand, called Hilujaseph: and the days of the dominion of this (leader) are at an end.
And these are the names of the leaders which are under them: Berka'el, Zelebs'el, and another who is added a head of a thousand, called Hilujaseph: and the days of the dominion of this (leader) are at an end.