[“Principalities and powers.”]
Exactly. The don’t get tired, they don’t sleep, they are relentless. This is why the Bible says the days are evil.
However Satan and the Principalities and Powers DO use their goats to accomplish their works
Ephesians 6:12
King James Version
12 For we wrestle not against Flesh and Blood,
but against Principalities, against Powers,
against the Rulers of the Darkness of this World,
against Spiritual Wickedness in high places.
https://www.biblegateway.com/passage/?search=Ephesians%206%3A12&version=KJV