Just more empty promises. I think if he truly wanted to make things right, he “coulda, shoulda, woulda” straightened himself out while you were still married; the whole finding God stuff just smacks of his desperation to keep his hooks in you.
Your power lies in knowing you can’t hold him accountable (because he doesn’t want to be!), and making your own choices based on that - choices that would benefit you, because he certainly isn’t looking out for your best interests. He may try and throw down road blocks, but there’s almost always a way around!