2:14-18 Jesus Christ made peace by the sacrifice of himself; in every sense Christ was their Peace, the author, centre, and substance of their being at peace with God, and of their union with the Jewish believers in one church. Through the person, sacrifice, and mediation of Christ, sinners are allowed to draw near to God as a Father, and are brought with acceptance into his presence, with their worship and services, under the teaching of the Holy Spirit, as one with the Father and the Son. Christ purchased leave for us to come to God; and the Spirit gives a heart to come, and strength to come, and then grace to serve God acceptably.
16. Translate, "might altogether reconcile them both in one body (the Church, Col 3:15) unto God through His cross." The Greek for "reconcile" (apocatalaxe), found only here and in Col 1:20, expresses not only a return to favor with one (catallage), but so to lay aside enmity that complete amity follows; to pass from enmity to complete reconciliation [Tittmann].
slain the enmity—namely, that had been between man and God; and so that between Jew and Gentile which had resulted from it. By His being slain, He slew it (compare Heb 2:14).
thereby—Greek, "therein"; "in" or "by the cross," that is, His crucifixion (Col 2:15).