Why is it significant that Jesus preached repentance?

The call to repentance is foundational to Jesus' ministry, as stated in Matthew 4:17: 'From that time Jesus began to preach and to say, Repent, for the kingdom of heaven is at hand.' Repentance signifies a change of mind and heart leading to a change in behavior. It is a necessary response to the gospel message, indicating a recognition of sin and the need for divine grace. This call emphasizes the urgency of entering God's kingdom and the necessity for all believers to continually turn away from sin, seeking reconciliation with God through Christ, the ultimate source of salvation.