speratus said:
Is not double predestination itself merely a human opinion with no basis in scripture alone?

Sproul, Luther, logical consequence, a failed "double predestination"? What can be more clearer than Romans 9:20-21?

[color:"0000FF"]20 Nay but, O man, who art thou that repliest against God? Shall the thing formed say to him that formed it, Why hast thou made me thus? 21 Hath not the potter power over the clay, of the same lump to make one [color:"FF0000"]vessel unto honour, and another unto dishonour[/color]?[/color]

Man (the creature)
Clay (same lump)