Matthew 21:43 (KJV) says, "Therefore say I unto you, The kingdom of God shall be taken from you, and given to a nation bringing forth the fruits thereof."

In this verse, Jesus is speaking to the chief priests and the Pharisees, and he is using a parable to explain to them that the kingdom of God will be taken away from the Jewish leaders and given to those who will produce the fruits that God desires. This verse is part of a larger discourse that Jesus gives in the Gospel of Matthew, where he tells a series of parables to illustrate the rejection of the Jewish leadership and the eventual establishment of God's kingdom.

The context of this verse is important to understand its full meaning. In the preceding parable (Matthew 21:33-41), Jesus tells the story of a landowner who builds a vineyard and leases it to tenants. When the landowner sends his servants to collect the fruit, the tenants mistreat and kill them. Finally, the landowner sends his son, whom the tenants also kill. Jesus then asks the chief priests and the Pharisees what the landowner will do to those tenants, and they reply that he will bring those wretches to a wretched end and lease the vineyard to other tenants who will give him his share of the crop at harvest time. Jesus then uses this response to illustrate that the kingdom of God will be taken from the Jewish leaders and given to others who will produce its fruit.

The themes present in this verse are significant and profound. One of the central themes is the concept of God's judgment and the consequences of rejecting His messengers. Throughout the Bible, there is a consistent message that God holds His people accountable for their actions and that there are consequences for disobedience and rejection of His word. In this verse, Jesus is highlighting the failure of the Jewish leaders to fulfill their responsibilities and the impending judgment that will result from their rejection of God's messengers, including ultimately Himself.

Another important theme in this verse is the idea of the inclusion of the Gentiles in God's kingdom. The statement that the kingdom of God will be taken from the Jewish leaders and given to a nation bringing forth the fruits thereof is a clear indication that God's kingdom is not limited to a particular ethnic group or social class. This theme is consistent with other passages in the New Testament that emphasize the inclusion of Gentiles in the redemptive plan of God, and it serves as a reminder that God's grace is available to all who will receive it, regardless of their background or heritage.

Symbolism is also present in this verse, particularly in the imagery of the vineyard and its fruit. The vineyard is often used as a symbol of Israel in the Old Testament, and the fruit represents the righteous living and good works that God expects from His people. In this parable, the vineyard represents the people of Israel, the tenants represent the Jewish leaders, and the fruit represents the obedience and faithfulness that God desires from His people. The transfer of the vineyard to other tenants symbolizes the shift in God's redemptive plan from the Jewish leaders to the broader community of believers, including the Gentiles.

In conclusion, Matthew 21:43 (KJV) contains a powerful and poignant message about God's judgment, the inclusion of the Gentiles in His kingdom, and the symbolism of the vineyard and its fruit. This verse serves as a reminder of the consequences of rejecting God's messengers and the need for faithful obedience to His word. It also emphasizes the universal nature of God's redemptive plan and the invitation for all people to be part of His kingdom.