are called mighty ? For the Son of God, who was be- gotten before time began,^ and established all things according to the will of the Father, He was conceived in the womb of Mary, according to the appointment of God, of the seed of David, and by the Holy Ghost. For says [the Scripture], "Behold, a virgin shall be with child, and shall bring forth a son, and He shall be called Im- manuel." •♦ He was born and was baptized by John, that He might ratify the institution committed to that prophet.