Connecting Statement:

Paul begins to tell the crowd about his vision of Jesus.

it happened that

This phrase is used here to mark where the action starts. If your language has a way for doing this, you could consider using it here.

This can be stated in active form. AT: "I had a vision" or "God gave me a vision" (See: rc://en/ta/man/translate/figs-activepassive)

"I saw Jesus as he said to me"

"those who live in Jerusalem will not believe what you tell them about me"