An interpretive digital art representation of a famous passage from Romans 10:18: 'But I say, Have they not heard? Yes verily, their sound went into all the earth, and their words unto the ends of the world.' Depict this as a cascade of symbolic sounds and words encompassing a spherical representation of our world, culminating at the furthest point in a symbolic 'end of the world'. Use contemporary digital art techniques to bring color, texture, and emotive impact to this biblical passage.