τρίτοςtrítos

third; neuter (as noun) a third part, or (as adverb) a (or the) third time, thirdly

Greek (New Testament) · G5154

Meanings

the third: Matthew 22:26, Mark 12:21, Mark 15:25, Luke 24:21, Acts 2:15, and elsewhere; τῇ τ. ἡμέρᾳ, Matthew 16:21, Luke 24:46, and elsewhere; substantively, accusative masc., τρίτον, a third (servant), Luke 20:12; neuter, τὸ τ., with genitive, the third part of: Revelation 8:7-12, Revelation 9:15, Revelation 9:18, Revelation 12:4. As adverb, τὸ τ., the third time: Mark 14:41, John 21:17; anarthrous, τρίτον, a third time, Luke 23:22, John 21:14, 2 Corinthians 12:14, 2 Corinthians 13:1; in enumerations, thirdly, 1 Corinthians 12:28; ἐκ τ., a third time, Matthew 26:44

Appears 56 times in the Bible.

Matthew 16:21 From then on Jesus began to tell his disciples plainly that it was necessary for him to go to Jerusalem, and that he would suffer many terrible things at the hands of the elders, the leading priests, and the teachers of religious law. He would be killed, but on the third day he would be raised from the dead.
Matthew 17:23 He will be killed, but on the third day he will be raised from the dead.” And the disciples were filled with grief.
Matthew 20:3 “At nine o’clock in the morning he was passing through the marketplace and saw some people standing around doing nothing.
Matthew 20:19 Then they will hand him over to the Romans to be mocked, flogged with a whip, and crucified. But on the third day he will be raised from the dead.”
Matthew 22:26 But the second brother also died, and the third brother married her. This continued with all seven of them.
Matthew 26:44 So he went to pray a third time, saying the same things again.

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