Ephesians 4:9-12 (In saying that he ascended, what does that mean but that he also descended into the lower parts of the earth?

RKJNT⁽ⁱ⁾ ⁹ (In saying that he ascended, what does that mean but that he also descended into the lower parts of the earth? ¹⁰ He who descended is the same one who ascended far above all the heavens, that he might fill all things.) ¹¹ And he gave some as apostles; and some as prophets; and some as evangelists; and some as pastors and teachers; ¹² For the equipping of the saints for the work of the ministry, for the building up of the body of Christ: