Who, being in the form of God, thought it not a thing to be grasped to be equal with God:
All Commentaries on Philippians 2:6 Go To Philippians 2
Fulgentius of Ruspe
AD 533
While the whole Word came to us when “the Word was made flesh,” the whole remained with the Father in Spirit, equal to the Father, from whom he is eternally begotten yet made less by the gracious assumption of flesh so that he could be visible to us. And by this the Lord from the Lord remained Lord “in the form of God.” In order that he might come to slaves he received “the form of a slave” from his handmaid.