Matthew 3:8-10

Demonstrate by your lives that you have [really] repented,

Acts 3:19

Therefore, you people [must] repent [i.e., change your hearts and lives] and turn [back] again [to God] so that your sins will be blotted out and so that you may enjoy times of [spiritual] refreshment from the presence of the Lord [i.e., through the indwelling of the Holy Spirit].

Acts 7:51-52

You people are unbending and unrepentant in your hearts and [unwilling to listen with] your ears. You are always resisting [the desires of] the Holy Spirit just like your forefathers did.

Acts 26:20

but, [instead] declared to the people of Damascus first, [then] to the people of Jerusalem, and [finally to those] throughout all of the district of Judea, as well as to the Gentiles [everywhere] that they should repent [i.e., change their hearts and lives] and turn to God, doing deeds which demonstrate their repentance.

1 Thessalonians 2:15-16

who killed the Lord Jesus and the [Old Testament] prophets and also drove us [apostles] out [of Thessalonica and Berea. See Acts 17]. They are not pleasing to God and are hostile to all people,

1 Peter 1:18

You [should] know that you were bought back [from Satan], from your useless way of life, inherited from your forefathers, not with such perishable things as silver and gold,

Treasury of Scripture Knowledge

Summary

Be ye not as your fathers, unto whom the former prophets have cried, saying, Thus saith the LORD of hosts; Turn ye now from your evil ways, and from your evil doings: but they did not hear, nor hearken unto me, saith the LORD.

Bible References

As

1 Peter 1:18
You [should] know that you were bought back [from Satan], from your useless way of life, inherited from your forefathers, not with such perishable things as silver and gold,

Unto

Acts 7:51
You people are unbending and unrepentant in your hearts and [unwilling to listen with] your ears. You are always resisting [the desires of] the Holy Spirit just like your forefathers did.
1 Thessalonians 2:15
who killed the Lord Jesus and the [Old Testament] prophets and also drove us [apostles] out [of Thessalonica and Berea. See Acts 17]. They are not pleasing to God and are hostile to all people,