Luke does not say much else about Anna, especially in comparison to Simeon. But the fact that he mentions her suggests she has something to teach your hearers today.
Faithful celebration of the Reformation is possible only for those who understand they have nothing. Whose incapability and insufficiency are obvious and owned. Who recognize their dependence on God for all things. In other words, Reformation is for children.
I suggest preaching a sermon that directs attention away from the main characters. Instead, highlight for your hearers (and proclaim loudly and clearly) the promise of Jesus in this text.
Imagine what it would be like if, when people in our community thought about this congregation, the first thing that came to mind was how forgiving we are.
Jesus is still in the business of dividing. He has come to divide us from our sinful thoughts and habits. He has come to divide us from false views of the world and distortions of His Word.