At Council of Chalcedon in 433. The assembled bishops declared Christ was two natures in one person. \”We all with one voice confess our Lord Jesus Christ one and the same Son, at once complete in manhood, truly God and truly man, consisting of a reasonable soul and body; of one substance with the Father as regards his Godhead, of one substance with us as regards his manhood, like us in all things, apart from sin…\”
