Romans 3:25
3:25 God publicly displayed him at his death as the mercy seat accessible through faith. This was to demonstrate his righteousness, because God in his forbearance had passed over the sins previously committed.
Romans 9:11
9:11 even before they were born or had done anything good or bad (so that God’s purpose in election would stand, not by works but by his calling) –
Romans 16:25
16:25 Now to him who is able to strengthen you according to my gospel and the proclamation of Jesus Christ, according to the revelation of the mystery that had been kept secret for long ages,