[Nebullis]

The story of John Newton is very famous. He was a slave trader, he had an "amazing grace" experience, and became an abolitiionist.

His "sanctification" took a while. But, as per RWP's request, this is a topic I can drop.

[Tribune7]

His "sanctification" took a while

It was extraordinarily profound on par with Paul on the Damascus Road. But no prob to drop discussion till later.