The verse states 'forever,' yet history shows exceptions. How do we reconcile the absolute nature of the command with God's mercy?
The term 'forever' in this context points to the enduring principle and the severity of the offense, but it doesn't negate God's sovereign mercy or the eventual fulfillment of His redemptive plan.
An Enduring Principle
'Forever' emphasizes that this was not a temporary ban but a law intended to be permanently in force for the nation of Israel. It signified the gravity of the Moabites' and Ammonites' actions and the need for a lasting separation to protect Israel's distinctiveness.
God's Sovereign Mercy
However, God's covenant love and mercy are paramount. While the nation of Israel was bound by this law, God Himself could, and did, show mercy to individuals. The inclusion of Ruth, a Moabitess, in the lineage of David and ultimately Jesus (as noted in Matthew 1:5), is a powerful testament to this.
Fulfillment in Christ
Under the New Covenant in Jesus Christ, the ethnic and national barriers that separated people are ultimately overcome. As Paul writes, 'in Christ Jesus you are all sons of God, through faith' (Galatians 3:26). The spiritual 'assembly of the LORD' is now open to all who believe, regardless of their ethnic background, fulfilling God's broader redemptive purposes.