Definition:
Refusal to repent refers to the conscious decision to reject the call to turn away from sin and seek forgiveness from God. It is characterized by a hardened heart and a persistent continuation in sinful behavior despite the conviction of wrongdoing.

Biblical Context:
The concept of repentance is central to the biblical narrative, emphasizing the need for individuals to acknowledge their sins, turn away from them, and seek God's mercy. Refusal to repent is seen as a grave spiritual condition that leads to separation from God and ultimately, judgment.

Old Testament Examples:
In the Old Testament, the refusal to repent is often illustrated through the actions of Israel and its leaders. Despite numerous warnings from prophets, the Israelites frequently turned away from God, embracing idolatry and injustice. In Jeremiah 5:3 , the prophet laments, "O LORD, do Your eyes not look for truth? You struck them, but they felt no pain; You crushed them, but they refused correction. They made their faces harder than stone and refused to repent."

Pharaoh's hardened heart in the book of Exodus serves as another example. Despite witnessing the plagues and the power of God, Pharaoh repeatedly refused to let the Israelites go, demonstrating a stubbornness that led to his downfall (Exodus 7-11).

New Testament Teachings:
The New Testament continues to emphasize the importance of repentance. John the Baptist and Jesus both began their ministries with a call to repentance (Matthew 3:2, 4:17). Jesus warns of the consequences of unrepentance in Matthew 11:20-24 , where He reproaches the cities in which most of His miracles were performed, "because they did not repent."

The Apostle Paul also addresses the issue in Romans 2:5 , stating, "But because of your hard and unrepentant heart, you are storing up wrath against yourself for the day of wrath, when God’s righteous judgment will be revealed."

Spiritual Implications:
Refusal to repent is not merely a rejection of moral correction but a rejection of God's grace and mercy. It signifies a heart that is resistant to the Holy Spirit's conviction and a willful persistence in sin. This condition is perilous, as it leads to spiritual blindness and ultimately, eternal separation from God.

Consequences:
The Bible consistently warns of the dire consequences of refusing to repent. In Revelation 9:20-21 , even after witnessing God's judgments, people "did not repent of the works of their hands to stop worshiping demons and idols of gold, silver, bronze, stone, and wood, which cannot see or hear or walk. Nor did they repent of their murders, sorceries, sexual immorality, and thefts."

Call to Repentance:
Despite the warnings, the Bible also offers hope and redemption for those who choose to repent. 2 Peter 3:9 reassures believers, "The Lord is not slow in keeping His promise as some understand slowness, but is patient with you, not wanting anyone to perish, but everyone to come to repentance."

Conclusion:
The refusal to repent is a serious spiritual condition with significant consequences. The Bible calls individuals to examine their hearts, turn from their sins, and embrace the forgiveness and new life offered through Jesus Christ.