Create a digital art piece symbolizing the two covenants from the Bible passage in Galatians 4:23-26. The first covenant is represented by Mount Sinai, associated with bondage and depicted as Hagar, indicating the bondwoman in the flesh. This corresponds to present-day Jerusalem in chains along with her children. The second covenant symbolizes the heavenly Jerusalem depicted as the Freewoman, representing the promise and freedom, celebrated as the mother of all. This profound biblical concept should be highlighted through creative digital art.