Col.1.26

Even the mystery which hath been hid from ages and from generations, but now is made manifest to his saints:

Col.1.26

This mystery has been kept in the dark for a long time, but now it's out in the open.

Col.1.26

the mystery that has been kept hidden for ages and generations, but is now disclosed to the saints.

Col.1.26

the mystery which has been hidden from ages and from generations, but now has been revealed to His saints.