estaba convencido de que

Estaba convencido de que él era culpable.

He was convinced that he was guilty.

Parecía que Tom estaba convencido de que tenía que hacer aquello.

It seemed that Tom was convinced that he had to do that.

Estaba convencido de que iba a morir.

He was convinced he was going to die.

Estaba convencido de que una famosa soprano estaba practicando arriba.

I was convinced that a famous soprano was practicing upstairs.

— La increíble historia de David Copperfield (2019)

Tom no estaba convencido de que fuera una buena idea.

Tom wasn't convinced it was a good idea.

Estaba convencido de que tenía razón en la discusión.

He was convinced that he was right in the argument.

Tom estaba convencido de que era una buena idea.

Tom was convinced it was a good idea.