Mark 1:14-15

14 Now after John was arrested, Jesus came into Galilee, proclaiming the gospel of God, 15 and saying, “The time is fulfilled, and the kingdom of God is at hand; repent and believe in the gospel.”

Acts 2:36-38

36 Let all the house of Israel therefore know for certain that God has made him both Lord and Christ, this Jesus whom you crucified.” 
37 Now when they heard this they were cut to the heart, and said to Peter and the rest of the apostles, “Brothers, what shall we do?” 38 And Peter said to them, “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.

Ezekiel 14:6

6 “Therefore say to the house of Israel, Thus says the Lord GOD: Repent and turn away from your idols, and turn away your faces from all your abominations.

Zechariah 1:2-4

2 “The LORD was very angry with your fathers. 3 Therefore say to them, Thus declares the LORD of hosts: Return to me, says the LORD of hosts, and I will return to you, says the LORD of hosts. 4 Do not be like your fathers, to whom the former prophets cried out, ‘Thus says the LORD of hosts, Return from your evil ways and from your evil deeds.’ But they did not hear or pay attention to me, declares the LORD.