In the context of ancient Israel, the assembly of the LORD was a sacred gathering of God's people, where worship and important communal decisions took place. The stipulation against those born of forbidden marriages entering this assembly highlights the emphasis on maintaining the purity and sanctity of the community. Such laws were intended to preserve the social and religious order, ensuring that the community remained faithful to God's covenant.
While the language of this verse may appear exclusionary, it is important to understand it within its historical and cultural context. The Israelites were called to be a distinct people, set apart for God's purposes, and these laws were part of maintaining that distinctiveness. However, many Christians today view this through the lens of the New Testament, where Jesus' message of grace and redemption opens the way for all to be part of God's family, regardless of their background or past. This verse can remind believers of the importance of living with integrity and commitment, while also embracing the inclusive love and grace that Jesus offers to everyone.