Romans 8:29
“For those God foreknew he also predestined to be conformed to the likeness of his Son, that he might be the firstborn among many brothers.”
I don’t think Calvin came up with predestination.
True, but Calvin came up with his own spin on it — one that was/is rejected by Anglicans, Lutherans and the Apostolic Church (catholics, orthodox, orientals, assyrians)