Lexical Definition

‎ἱερατεύω‎ hierateúō (hee-er-at-yoo'-o) to serve as priest G:V
prolongation from ‎ἱερεύς‎

execute the priest's office.

Usage: 9 forms in 23 verses
Form Translated As     In Verse(s)
ἱερατεύειν priestly serving Luke.1.8
ιερατεύσωσί they should officiate as priests LXX.Exod.28.41
ιερατεύσουσί they shall officiate as priests LXX.Exod.40.15
ιερατεύσει he shall officiate as priest LXX.Exod.28.3LXX.Exod.40.13
ιερατεύσασ officiated as priest LXX.1Chr.6.10
ιερατεύουσιν ones officiating as priests LXX.2Chr.31.19
ιερατεύειν officiate as priest LXX.Hos.4.6
officiating as priest LXX.Exod.28.4LXX.Exod.31.10
to officiate as priest LXX.Exod.28.1LXX.Exod.29.1LXX.Lev.7.35LXX.Lev.16.32LXX.Num.3.3LXX.Num.16.10LXX.1Sam.2.28LXX.Ezek.44.13
to officiate as priests LXX.Exod.29.44LXX.Exod.30.30
ιεράτευσεν officiated as priest LXX.Deut.10.6LXX.1Chr.24.2
ιεράτευσαν officiated as priest LXX.Num.3.4

Abbott-Smith

ἱερατεύω (cl. = ἱεράομαι), [in LXX chiefly for כּהן pi.;]
to be a priest, officiate as a priest: Lk 1:8 (the word is freq. in Inscr.; v. LS, s.v.; Deiss., BS, 215; LAE, 70; Cremer, 734).†

Abbott-Smith References

Book Refs
Luke 1:8

Liddell-Scott-Jones

ἱερατεύω-εύω,

Ionic dialect ἱερητ- [Refs] (later also in Northern Greece, Boeotian dialect, [Refs 6th c.BC+]; Lesb. ἰρητεύω [Refs]:—to be priest or priestess, θεῶν [Refs 2nd c.BC+]; τοῦ Διὸς τοῦ Σωτῆρος [NT+4th c.BC+]:—also ἱερατεύω-εύομαι, [Refs]

__II passive, to be made holy, Zos.Alch.p.108B.

LSJ Scripture Refs: LXX.Exod.28.1Luke.1.8