G1849 — exousia
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
exousia — pronounced ex-oo-see'-ah
from 1832 (in the sense of ability); privilege, i.e. (subjectively) force, capacity, competency, freedom, or (objectively) mastery (concretely, magistrate, superhuman, potentate, token of control), delegated influence:--authority, jurisdiction, liberty, power, right, strength. see GREEK for 1832
102 occurrences in the KJV.
Revelation 20:6
Blessed and holy is he that hath part in the first resurrection: on such the second death hath no power, but they shall be priests of God and of Christ, and shall reign with him a thousand years.
Revelation 22:14
Blessed are they that do his commandments, that they may have right to the tree of life, and may enter in through the gates into the city.