. Утверди́лись

 ( Established , Have Established Themselves )

 oot-veer-DEE-lees
 Verb - Plural - Past Tense - Perfect
RUSV Only: 1
See also   (Смотрите Та́кже) :
 1 Corinthians 15:1 RUSV
1 Напомина́ю вам,
1 Напоминаю [to you, ye, you],
бра́тия,
[brethren, brothers],
Ева́нгелие,
[Gospel, The Gospel],
кото́рое я благовествова́л вам,
which i [evangelized, preached] [to you, ye, you],
кото́рое вы и при́няли,
which [ye, you] and [accepted, received],
в ко́тором и утверди́лись,
[at, in, of, on] [that, which] and [established, have established themselves],

Moreover,
brethren,
I declare unto you the gospel which I preached unto you,
which also ye have received,
and wherein ye stand;
1 Corinthians 15:1 KJV