CCC 471
Profession of Faith›SECTION TWO I. THE CREEDS›CHAPTER TWO I BELIEVE IN JESUS CHRIST, THE ONLY SON OF GOD›Paragraph 1. THE SON OF GOD BECAME MAN
Apollinarius of Laodicaea asserted that in Christ the divine Word had replaced the soul or spirit. Against this error the Church confessed that the eternal Son also assumed a rational, human soul.