Strong’s Greek
G2406 — hierateuma
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἱεράτευμα
hierateuma — pronounced hee-er-at'-yoo-mah
from 2407; the priestly fraternity, i.e. sacerdotal order (figuratively):--priesthood. see GREEK for 2407
2 occurrences in the KJV.
1 Peter 2:5
Ye also, as lively stones, are built up a spiritual house, an holy priesthood, to offer up spiritual sacrifices, acceptable to God by Jesus Christ.
1 Peter 2:9
But ye are a chosen generation, a royal priesthood, an holy nation, a peculiar people; that ye should shew forth the praises of him who hath called you out of darkness into his marvellous light;