Matthew 3:2
"You must repent [i.e., change your hearts and lives], for the kingdom of heaven will soon be here."
Romans 1:17
For the Gospel reveals how a person can be made right with God. It is through faith [in Jesus], from beginning to end, just as it is written [Hab. 2:4], "The righteous person will [obtain] life by [his] faith [in God]."
Romans 10:6-10
But the [means of] being made right with God by faith [in Christ] is described in the Scripture this way [Deut. 30:12-13], "Do not ask yourself, 'Who will go up into heaven?'" (in order to bring Christ down [to earth]).
Romans 13:11-14
Now this [is another reason for observing the law of love]: You should know that it is about time to wake up out of your [spiritual] sleep, because [the day of our final] salvation is now nearer to us than when we first believed [in Christ].
Matthew 4:17
From that time onward Jesus began to preach, saying, "You people [must] repent [i.e., change your hearts and lives], for the kingdom of heaven is near."
Mark 1:15
and saying, "The appointed time has arrived and the kingdom of God is near. So, you people should repent [i.e, change your hearts and lives] and believe the good news [about the kingdom]."
Luke 3:3-9
He went into the whole region around the Jordan River proclaiming that those immersed on the basis of their repentance [i.e., determining to change their hearts and lives] would receive the forgiveness of sins [from God].
John 7:17
If anyone [really] desires to do what God wants, he will know whether my teaching comes from God or whether I am speaking on my own authority [only].