The manner in which the baptism is carried out (without a confession of sins) also demonstrates that, among sinners, he is without sin. That is confirmed from heaven. In a vivid way Mark describes how Jesus sees the heavens being torn open and the Spirit descending upon him like a dove.1
10 Au moment où il sortait de l'eau, il vit les cieux s'ouvrir, et l'Esprit descendre sur lui comme une colombe.