Why Was Ruth in Messiah’s Genealogy? Matthew 1 Pt 4

So this week we will be talking about one of the most admirable women in Scripture – a pagan-born Moabitess named Ruth. But we have a problem because of the Scriptural prohibition against Moabites and their descendants being allowed to join the congregation of Israel! How does Ruth break that curse against her and become the great-great grandmother of King David?