He explained how his understanding of God’s mysterious intention to make Gentiles fellowheirs and members of the same body had functioned in his own life. He also makes clear that this understanding of the mystery is the one he shares with the apostles and prophets. In spite of the primacy...
So the Book of Ephesians was written to the saints, God's elect, the set aside ones. Paul has just explained to us in verse 4 that we (of the election) were "chosen", pre-selected by grace (merit & fairness being present), to serve God according to His will, anyway He so chooses...
hath he quickened, is not in the original text, but is supplied from Ephesians 2:5, where it will be met with and explained: here those who are quickened with Christ, and by the power and grace of God, are described in their natural and unregenerate estate, who were dead in trespass...