Strong's numbers

παλιγγενεσία (G3824)

palingenesía

pal-ing-ghen-es-ee'-ah

from πάλιν and γένεσις; (spiritual) rebirth (the state or the act), i.e. (figuratively) spiritual renovation; specially, Messianic restoration:--regeneration.

Abbott–Smith

*† παλινγενεσία (Rec. παλιγγ-), -ας, ἡ (< πάλιν, γένεσις),

new birth, renewal, restoration, regeneration;

(a) of persons (Plut., Phil., al.), of spiritual regeneration, διὰ λουτροῦ παλινγενεστίας (gen. attr., v. Ellic., in l.), Tit 3:5;

(b) of the world, as in Stoics, Jewish Apocal., al. (v. Dalman, Words, 177 ff.), Mt 19:28.†

From G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), in the public domain.

2 occurrences

Shown in the King James Version (KJV), whichever translation you read in — it is the text these numbers are tagged against.

Matthew 19:28
And Jesus said unto them, Verily I say unto you, That ye which have followed me, in the regeneration when the Son of man shall sit in the throne of his glory, ye also shall sit upon twelve thrones, judging the twelve tribes of Israel.
Titus 3:5
Not by works of righteousness which we have done, but according to his mercy he saved us, by the washing of regeneration, and renewing of the Holy Ghost;