Create an image that displays an angelic figure pouring a bowl over an expansive river, which appears to be drying up. This serves as a path for several regal figures approaching from a distant, Eastern landscape. The overall tones of the image should be soft and warm, akin to traditional watercolor paintings. This scenario is based on religious lore and the setting should subtly reflect elements rooted in Christian symbolism, adding depth to the narrative. Let the visual narrative reflect a sense of solemnity and the aura of devotion. Note: No text or inscriptions should be present in the artwork.