https://www.youtube.com/watch?v=B_QMw21JN3w&t=1s Luke records the angel Gabriel's announcement to Mary, Elizabeth's prophesy, and Mary's song in rich detail. We are introduced to very important details about Jesus' nature in this passage. Gabriel explains to Mary that He will not be an ordinary human. He will be born of the Holy Spirit—and He, indeed, will BE holy. [...]
In the midst of addressing messes in the Corinthian church, the apostle Paul reminds them of the heart of the gospel and the power of God's grace! They've received the gospel, but now they need to hold firmly to it...or their belief is in vain. Paul's words also communicate to the Corinthians that the resurrection of Jesus isn't a rumor, but a reality confirmed by hundreds of eye-witnesses who were STILL LIVING at the time Paul was writing this letter!