though I once used to abuse, persecute, and insult him. But he had mercy on me, because I had acted in ignorance and unbelief,

but God had mercy on me in order that in my case as the foremost, Christ Jesus might display his perfect patience, as an example to those who would later believe in him and find eternal life.

keeping hold of faith and a good conscience. For some people have let that go and have had their faith ruined,

If you point this out to the brothers, you will be a good servant of Christ Jesus, living on the principles of the faith and the excellent teaching you have had.