is plain that Jesus’ Sonship and the messianic task with which he had been invested are not descriptive of identical relationships to the Father. To the contrary, the former must have preceded the latter and provided the ground for it. The second parallel, which rests upon the first, comes to focus in Jesus’ assertion of the mutual necessity of the Father and the Son each to reveal the other if men are ever to have an acquired saving knowledge of them. This parallel is highlighted in Jesus’ thanksgiving