What is this mystery that Paul speaks about, which had been hidden from all other ages? Is it important for us to understand? Why was this mystery revealed to Paul by the resurrected Christ Jesus and not taught while He was on earth to the other Apostles? Does it have any relation to the Old Testament and the nation of Israel? What bearing does it have on the Church?
Rom 16:25 Now to him that is of power to stablish you according to my gospel, and the preaching of Jesus Christ, according to the revelation of the mystery, which was kept secret since the world began,
Eph 3:3 - 4 How that by revelation he made known unto me the mystery; (as I wrote afore in few words, Whereby, when ye read, ye may understand my knowledge in the mystery of Christ)
Eph 3:9 And to make all [men] see what [is] the fellowship of the mystery, which from the beginning of the world hath been hid in God, who created all things by Jesus Christ:
Col 1:26 - 27 [Even] the mystery which hath been hid from ages and from generations, but now is made manifest to his saints: To whom God would make known what [is] the riches of the glory of this mystery among the Gentiles; which is Christ in you, the hope of glory: