Illustrate a scene inspired by the quotation from the book of Revelation 3:20-22 in the Bible. Show an ethereal figure knocking on a door, suggesting an invitation to an otherworldly feast. The scene should also subtly suggest victory, endurance, and divine fellowship, as if the individual who opens the door will be granted a place of honor at a celestial throne. Remember, the depiction should evoke the transcendent themes of Revelation and be in a modern, abstract digital art style.