Leviticus 26:39-42 English Standard Version (ESV)

³⁹ And those of you who are left shall rot away in your enemies' lands because of their iniquity, and also because of the iniquities of their fathers they shall rot away like them.

⁴⁰ “But if they confess their iniquity and the iniquity of their fathers in their treachery that they committed against me, and also in walking contrary to me, ⁴¹ so that I walked contrary to them and brought them into the land of their enemies—if then their uncircumcised heart is humbled and they make amends for their iniquity, ⁴² then I will remember my covenant with Jacob, and I will remember my covenant with Isaac and my covenant with Abraham, and I will remember the land.

Deuteronomy 4:29-31 English Standard Version (ESV)

²⁹ But from there you will seek the Lord your God and you will find him, if you search after him with all your heart and with all your soul. ³⁰ When you are in tribulation, and all these things come upon you in the latter days, you will return to the Lord your God and obey his voice. ³¹ For the Lord your God is a merciful God. He will not leave you or destroy you or forget the covenant with your fathers that he swore to them.

Deuteronomy 30:2-3 English Standard Version (ESV)

² and return to the Lord your God, you and your children, and obey his voice in all that I command you today, with all your heart and with all your soul, ³ then the Lord your God will restore your fortunes and have mercy on you, and he will gather you again from all the peoples where the Lord your God has scattered you.