Concerning his Son (peri tou uiou autou). Just as Jesus found himself in the O.T. ( Luke 24:27 Luke 24:46 ). The deity of Christ here stated. According to the flesh (kata sarka). His real humanity alongside of his real deity. For the descent from David see Matthew 1:1 Matthew 1:6 Matthew 1:20 ; Luke 1:27 ; John 7:42 ; Acts 13:23 , etc.