Vine's Expository Dictionary: View Entry
TDNT Reference: 5:134,674
οἰκεῖος oikeîos, oy-ki'-os; from G3624; domestic, i.e. (as noun), a relative, adherent:—(those) of the (his own) house(-hold).
The KJV translates Strong's G3609 in the following manner: of the household (2x), of (one's) own house (1x).
belonging to a house or family, domestic, intimate
belonging to one's household, related by blood, kindred
belonging to the household of God
belonging, devoted to, adherents of a thing
Strong's Number G3609 matches the Greek οἰκεῖος (oikeios),
which occurs 3 times in 3 verses
in the TR Greek.