The moral sense of the Bible considers how the words on the page apply to the life of a Christian today. If we're ever tempted to think the Bible is about now-dead people doing irrelevant things then the moral sense shows us how to apply the words on the page to our lives today. We've seen that the Bible literally speaks of the temple and that the temple is an allegory for Jesus' body but St. Paul reminds us “Do you not know that your bodies are temples of the Holy Spirit” (1 Cor 6:19) and “present your bodies a living and holy sacrifice, acceptable to God, your spiritual worship.” (Rom 12:1). We're called to be temples of sacrifice in our daily lives even now.
I remember sitting in geometry in the 8th grade and wondering why I had to learn things I'd never use later in life. It's easy to approach the Bible this way, too. Much of it can look like nothing more than dry history of people with strange names doing strange things that are disconnected from our reality today. For example, we don't sacrifice animals anymore, we don't really relate to Abraham's nomadic lifestyle,