according to the Gospel of the glory of the blessed God, which was committed to my trust.

 (a) It comes from an Old Testament background. It is Moses' charge against Israel that Jeshurun "forsook God who made him, and scoffed at the Rock of his Salvation" ( Deuteronomy 32:15). The Psalmist sings of how the good man will receive righteousness from the God of his salvation ( Psalms 24:5). It is Mary's song, "My soul magnifies the Lord, and my spirit rejoices in God my Saviour" ( Luke 1:46-47). When Paul called God Saviour, he was going back to an idea which had always been dear to Israel. 