Create a digital artwork representation of the biblical scene from Matthew 11:16. The scene depicts children of diverse ethnicities, both boys and girls, sitting in an ancient marketplace. These children should be engaging with their peers, calling out to them. They are integral members of the vibrant and bustling atmosphere of the market. The architecture should reflect designs and materials common in older times, including stone buildings and cloth market stalls. The scene should be bustling with activity as people buy and sell goods around the children.