Generate a digital-style image showcasing a biblical scene. Picture the moment near the ninth hour of the day when an angel from heaven approaches a man named Cornelius. The angel exudes celestial radiance and reverence. Set the scene against a backdrop that denotes spirituality and tranquillity. Cornelius is seen looking at the angel, his face exuding a range of emotions from surprise to reverence. This realization of a divine presence dawning upon Cornelius changes the energetics of the image. Use vibrant colors to capture this vision and bring the scene to life.