They are regenerated and under the New Covenant
Um, Old Testament books and events are not part of the New Testament.
Acts 3:19 Repent, then, and turn to God, so that your sins may be wiped out, that times of refreshing may come from the Lord,
2 Chron 7:14 if my people, who are called by my name, will humble themselves and pray and seek my face and turn from their wicked ways, then will I hear from heaven and will forgive their sin and will heal their land.
1 John 1:9 If we confess our sins, he is faithful and just and will forgive us our sins and purify us from all unrighteousness.
Luke 13:3 I tell you, no! But unless you repent, you too will all perish.
Acts 2:38 Peter replied, “Repent and be baptized, every one of you, in the name of Jesus Christ for the forgiveness of your sins. And you will receive the gift of the Holy Spirit.
Ezek 18:30–32 “Therefore, O house of Israel, I will judge you, each one according to his ways, declares the Sovereign Lord. Repent! Turn away from all your offenses; then sin will not be your downfall. Rid yourselves of all the offenses you have committed, and get a new heart and a new spirit. Why will you die, O house of Israel? For I take no pleasure in the death of anyone, declares the Sovereign Lord. Repent and live!
2 Pet 3:9 The Lord is not slow in keeping his promise, as some understand slowness. He is patient with you, not wanting anyone to perish, but everyone to come to repentance.
Matt 4:17 From that time on Jesus began to preach, “Repent, for the kingdom of heaven is near.”
Luke 15:7 I tell you that in the same way there will be more rejoicing in heaven over one sinner who repents than over ninety-nine righteous persons who do not need to repent.
Joel 2:12–13 “Even now,” declares the Lord, “return to me with all your heart, with fasting and weeping and mourning.” Rend your heart and not your garments. Return to the Lord your God, for he is gracious and compassionate, slow to anger and abounding in love, and he relents from sending calamity.
Isa 55:7 Let the wicked forsake his way and the evil man his thoughts. Let him turn to the Lord, and he will have mercy on him, and to our God, for he will freely pardon.
Prov 28:13 He who conceals his sins does not prosper, but whoever confesses and renounces them finds mercy.
Matt 3:2 and saying, “Repent, for the kingdom of heaven is near.”
Luke 24:47 and repentance and forgiveness of sins will be preached in his name to all nations, beginning at Jerusalem.
Acts 17:30 In the past God overlooked such ignorance, but now he commands all people everywhere to repent.
Mark 1:15 “The time has come,” he said. “The kingdom of God is near. Repent and believe the good news!”
Rev 2:5 Remember the height from which you have fallen! Repent and do the things you did at first. If you do not repent, I will come to you and remove your lampstand from its place.
James 4:8–10 Come near to God and he will come near to you. Wash your hands, you sinners, and purify your hearts, you double-minded. Grieve, mourn and wail. Change your laughter to mourning and your joy to gloom. Humble yourselves before the Lord, and he will lift you up.
2 Cor 7:10 Godly sorrow brings repentance that leads to salvation and leaves no regret, but worldly sorrow brings death.
Ezek 33:11 Say to them, ‘As surely as I live, declares the Sovereign Lord, I take no pleasure in the death of the wicked, but rather that they turn from their ways and live. Turn! Turn from your evil ways! Why will you die, O house of Israel?’
Acts 26:20 First to those in Damascus, then to those in Jerusalem and in all Judea, and to the Gentiles also, I preached that they should repent and turn to God and prove their repentance by their deeds.
Jer 18:8 and if that nation I warned repents of its evil, then I will relent and not inflict on it the disaster I had planned.
Luke 5:32 I have not come to call the righteous, but sinners to repentance.”
Matt 9:13 But go and learn what this means: ‘I desire mercy, not sacrifice.’ For I have not come to call the righteous, but sinners.”
Hos 14:1–2 Return, O Israel, to the Lord your God. Your sins have been your downfall! Take words with you and return to the Lord. Say to him: “Forgive all our sins and receive us graciously, that we may offer the fruit of our lips.
Jer 3:12–14 Go, proclaim this message toward the north: “ ‘Return, faithless Israel,’ declares the Lord, ‘I will frown on you no longer, for I am merciful,’ declares the Lord, ‘I will not be angry forever. Only acknowledge your guilt— you have rebelled against the Lord your God, you have scattered your favors to foreign gods under every spreading tree, and have not obeyed me,’ ” declares the Lord. “Return, faithless people,” declares the Lord, “for I am your husband. I will choose you—one from a town and two from a clan—and bring you to Zion.
Acts 8:22 Repent of this wickedness and pray to the Lord. Perhaps he will forgive you for having such a thought in your heart.
Luke 13:5 I tell you, no! But unless you repent, you too will all perish.”
Ezek 18:21–23 “But if a wicked man turns away from all the sins he has committed and keeps all my decrees and does what is just and right, he will surely live; he will not die. None of the offenses he has committed will be remembered against him. Because of the righteous things he has done, he will live. Do I take any pleasure in the death of the wicked? declares the Sovereign Lord. Rather, am I not pleased when they turn from their ways and live?
Jonah 3:8–10 But let man and beast be covered with sackcloth. Let everyone call urgently on God. Let them give up their evil ways and their violence. Who knows? God may yet relent and with compassion turn from his fierce anger so that we will not perish.” When God saw what they did and how they turned from their evil ways, he had compassion and did not bring upon them the destruction he had threatened.
Jer 4:1 “If you will return, O Israel, return to me,” declares the Lord. “If you put your detestable idols out of my sight and no longer go astray,
Matt 11:20–21 Then Jesus began to denounce the cities in which most of his miracles had been performed, because they did not repent. “Woe to you, Korazin! Woe to you, Bethsaida! If the miracles that were performed in you had been performed in Tyre and Sidon, they would have repented long ago in sackcloth and ashes.
Revelation 2:21–22 And I have given her time in order to repent, and she did not want to repent from her sexual immorality. 22 Behold, I am throwing her into a sickbed and those who committed adultery with her into great affliction, unless they repent from her deeds.
Luke 11:32 The people of Nineveh will stand up at the judgment with this generation and condemn it, because they repented at the proclamation of Jonah, and behold, something greater than Jonah is here!