[Remember] that you were at that time without Christ; [you were] excluded from citizenship in the nation of Israel; [you were] foreigners regarding the Agreements of [God’s] promises. You had no hope and were without God in the world.
Their understanding [of spiritual things] is darkened and excluded from the [spiritual] life that God gives, because of the ignorance in their minds and the stubbornness in their hearts.
So then, you [Gentiles] are no longer foreigners and aliens [i.e., to God’s promises. See verse 12], but you are fellow-citizens with the saints [i.e., God’s holy people], and are part of God’s family.
You people who have become unfaithful to God, do you not know that being [intimate] friends with the world [of sin] means hostility toward God? Therefore, whoever determines to be an [intimate] friend of the world becomes an enemy of God.
by abolishing in His fleshly body the [entire Jewish] law of commandments contained in decrees. [This was] so that He could create in [unity with] Himself one new person [i.e., the church] out of the two peoples [i.e., Jews and Gentiles], thereby bringing about peace [between them].