Abbott-Smith Manual Greek Lexicon
ἑορτάζω (G1858)
1 ἑορτάζω ( ἑορτή ), [in LXX for חָגַג ;] to keep festival : I Co 5:8 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G1858 · Greek
ἑορτάζω
heortazo · heh-or-tad'-zo
from 1859; to observe a festival