The Gospel of the grace of God: the most comprehensive title given to the gospel that is found in Scripture (Acts 20:24).
The Gospel of the glory of the blessed God: God’s glory and satisfaction revealed (1 Tim. 1:11 JND).
The Gospel of the glory of Christ: where the heavenly side is meant to be prominent (1 Cor. 9:18).
The Gospel of Christ: where Christ is in view through whom alone the Glad Tidings can be revealed from God to man (Rom. 15:19; 2 Cor. 9:13).
The Gospel of God: Here we have its divine source (Rom. 15:16; 2 Cor. 11:7).
The Gospel of the kingdom: This looks to the Messiah in power and glory, having taken His rightful place of reigning in this world (Luke 8:1).
The everlasting Gospel: the unchanging good news, beginning from when it was first announced that the coming one would bruise the serpent’s head (Rev. 14:6).
N. Berry